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/* OsmoBSC interface to quagga VTY */
/* (C) 2009-2017 by Harald Welte <laforge@gnumonks.org>
 * All Rights Reserved
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include <stdlib.h>
#include <stdbool.h>
#include <unistd.h>
#include <time.h>

#include <osmocom/core/utils.h>
#include <osmocom/core/linuxlist.h>
#include <osmocom/vty/command.h>
#include <osmocom/vty/buffer.h>
#include <osmocom/vty/vty.h>
#include <osmocom/vty/logging.h>
#include <osmocom/vty/stats.h>
#include <osmocom/vty/telnet_interface.h>
#include <osmocom/vty/misc.h>
#include <osmocom/vty/tdef_vty.h>
#include <osmocom/ctrl/control_if.h>
#include <osmocom/gsm/gsm23236.h>
#include <osmocom/gsm/gsm0502.h>

#include <osmocom/mgcp_client/mgcp_client_endpoint_fsm.h>
#include <osmocom/mgcp_client/mgcp_client_pool.h>

#include <osmocom/bsc/vty.h>
#include <osmocom/bsc/gsm_data.h>
#include <osmocom/bsc/abis_nm.h>
#include <osmocom/bsc/abis_om2000.h>
#include <osmocom/bsc/chan_alloc.h>
#include <osmocom/bsc/system_information.h>
#include <osmocom/bsc/debug.h>
#include <osmocom/bsc/paging.h>
#include <osmocom/bsc/ipaccess.h>
#include <osmocom/bsc/abis_rsl.h>
#include <osmocom/bsc/osmo_bsc_rf.h>
#include <osmocom/bsc/handover_fsm.h>
#include <osmocom/bsc/handover_cfg.h>
#include <osmocom/bsc/handover_vty.h>
#include <osmocom/bsc/gsm_04_08_rr.h>
#include <osmocom/bsc/meas_feed.h>
#include <osmocom/bsc/timeslot_fsm.h>
#include <osmocom/bsc/lchan_fsm.h>
#include <osmocom/bsc/lchan_select.h>
#include <osmocom/bsc/smscb.h>
#include <osmocom/bsc/osmo_bsc.h>
#include <osmocom/bsc/bts.h>
#include <osmocom/bsc/bsc_subscr_conn_fsm.h>
#include <osmocom/bsc/assignment_fsm.h>
#include <osmocom/bsc/bssmap_reset.h>

#include <inttypes.h>

#include "../../bscconfig.h"

#define X(x) (1 << x)

const struct value_string bts_loc_fix_names[] = {
	{ BTS_LOC_FIX_INVALID,	"invalid" },
	{ BTS_LOC_FIX_2D,	"fix2d" },
	{ BTS_LOC_FIX_3D,	"fix3d" },
	{ 0, NULL }
};

static struct cmd_node net_node = {
	GSMNET_NODE,
	"%s(config-net)# ",
	1,
};

static struct gsm_network *vty_global_gsm_network = NULL;

struct gsm_network *gsmnet_from_vty(struct vty *v)
{
	/* It can't hurt to force callers to continue to pass the vty instance
	 * to this function, in case we'd like to retrieve the global
	 * gsm_network instance from the vty at some point in the future. But
	 * until then, just return the global pointer, which should have been
	 * initialized by common_cs_vty_init().
	 */
	OSMO_ASSERT(vty_global_gsm_network);
	return vty_global_gsm_network;
}

int dummy_config_write(struct vty *v)
{
	return CMD_SUCCESS;
}

/* resolve a gsm_bts_trx_ts basd on the given numeric identifiers */
static struct gsm_bts_trx_ts *vty_get_ts(struct vty *vty, const char *bts_str, const char *trx_str,
					 const char *ts_str)
{
	int bts_nr = atoi(bts_str);
	int trx_nr = atoi(trx_str);
	int ts_nr = atoi(ts_str);
	struct gsm_bts *bts;
	struct gsm_bts_trx *trx;
	struct gsm_bts_trx_ts *ts;

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return NULL;
	}

	trx = gsm_bts_trx_num(bts, trx_nr);
	if (!trx) {
		vty_out(vty, "%% No such TRX (%d)%s", trx_nr, VTY_NEWLINE);
		return NULL;
	}

	ts = &trx->ts[ts_nr];

	return ts;
}

void net_dump_nmstate(struct vty *vty, struct gsm_nm_state *nms)
{
	vty_out(vty,"Oper '%s', Admin '%s', Avail '%s'%s",
		abis_nm_opstate_name(nms->operational),
		get_value_string(abis_nm_adm_state_names, nms->administrative),
		abis_nm_avail_name(nms->availability), VTY_NEWLINE);
}

void dump_pchan_load_vty(struct vty *vty, char *prefix,
				const struct pchan_load *pl)
{
	int i;
	int dumped = 0;

	for (i = 0; i < ARRAY_SIZE(pl->pchan); i++) {
		const struct load_counter *lc = &pl->pchan[i];
		unsigned int percent;

		if (lc->total == 0)
			continue;

		percent = (lc->used * 100) / lc->total;

		vty_out(vty, "%s%20s: %3u%% (%u/%u)%s", prefix,
			gsm_pchan_name(i), percent, lc->used, lc->total,
			VTY_NEWLINE);
		dumped ++;
	}
	if (!dumped)
		vty_out(vty, "%s(none)%s", prefix, VTY_NEWLINE);
}

static void net_dump_vty(struct vty *vty, struct gsm_network *net)
{
	struct pchan_load pl;
	int i;

	vty_out(vty, "BSC is on MCC-MNC %s and has %u BTS%s",
		osmo_plmn_name(&net->plmn), net->num_bts, VTY_NEWLINE);
	vty_out(vty, "%s", VTY_NEWLINE);
	vty_out(vty, "  Encryption:");
	for (i = 0; i < 8; i++) {
		if (net->a5_encryption_mask & (1 << i))
			vty_out(vty, " A5/%u", i);
	}
	vty_out(vty, "%s", VTY_NEWLINE);
	vty_out(vty, "  NECI (TCH/H): %u%s", net->neci,
		VTY_NEWLINE);
	vty_out(vty, "  Use TCH for Paging any: %d%s", net->pag_any_tch,
		VTY_NEWLINE);

	{
		struct gsm_bts *bts;
		unsigned int ho_active_count = 0;
		unsigned int ho_inactive_count = 0;

		llist_for_each_entry(bts, &net->bts_list, list) {
			if (ho_get_ho_active(bts->ho))
				ho_active_count ++;
			else
				ho_inactive_count ++;
		}

		if (ho_active_count && ho_inactive_count)
			vty_out(vty, "  Handover: On at %u BTS, Off at %u BTS%s",
				ho_active_count, ho_inactive_count, VTY_NEWLINE);
		else
			vty_out(vty, "  Handover: %s%s", ho_active_count ? "On" : "Off",
				VTY_NEWLINE);
	}

	network_chan_load(&pl, net);
	vty_out(vty, "  Current Channel Load:%s", VTY_NEWLINE);
	dump_pchan_load_vty(vty, "    ", &pl);

	/* show rf */
	if (net->rf_ctrl)
		vty_out(vty, "  Last RF Command: %s%s",
			net->rf_ctrl->last_state_command,
			VTY_NEWLINE);
	if (net->rf_ctrl)
		vty_out(vty, "  Last RF Lock Command: %s%s",
			net->rf_ctrl->last_rf_lock_ctrl_command,
			VTY_NEWLINE);
}

DEFUN(bsc_show_net, bsc_show_net_cmd, "show network",
	SHOW_STR "Display information about a GSM NETWORK\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	net_dump_vty(vty, net);

	return CMD_SUCCESS;
}
DEFUN(show_bts, show_bts_cmd, "show bts [<0-255>]",
	SHOW_STR "Display information about a BTS\n"
		"BTS number\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	int bts_nr;

	if (argc != 0) {
		/* use the BTS number that the user has specified */
		bts_nr = atoi(argv[0]);
		if (bts_nr >= net->num_bts) {
			vty_out(vty, "%% can't find BTS '%s'%s", argv[0],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		bts_dump_vty(vty, gsm_bts_num(net, bts_nr));
		return CMD_SUCCESS;
	}
	/* print all BTS's */
	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++)
		bts_dump_vty(vty, gsm_bts_num(net, bts_nr));

	return CMD_SUCCESS;
}

DEFUN(show_bts_fail_rep, show_bts_fail_rep_cmd, "show bts <0-255> fail-rep [reset]",
	SHOW_STR "Display information about a BTS\n"
		"BTS number\n" "OML failure reports\n"
		"Clear the list of failure reports after showing them\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct bts_oml_fail_rep *entry;
	struct gsm_bts *bts;
	int bts_nr;

	bts_nr = atoi(argv[0]);
	if (bts_nr >= net->num_bts) {
		vty_out(vty, "%% can't find BTS '%s'%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(net, bts_nr);
	if (llist_empty(&bts->oml_fail_rep)) {
		vty_out(vty, "No failure reports received.%s", VTY_NEWLINE);
		return CMD_SUCCESS;
	}

	llist_for_each_entry(entry, &bts->oml_fail_rep, list) {
		struct nm_fail_rep_signal_data *sd;
		char timestamp[20]; /* format like 2020-03-23 14:24:00 */
		enum abis_nm_pcause_type pcause;
		enum abis_mm_event_causes cause;

		strftime(timestamp, sizeof(timestamp), "%F %T", localtime(&entry->time));
		sd = abis_nm_fail_evt_rep_parse(entry->mb, bts);
		if (!sd) {
			vty_out(vty, "[%s] (failed to parse report)%s", timestamp, VTY_NEWLINE);
			continue;
		}
		pcause = sd->parsed.probable_cause[0];
		cause = osmo_load16be(sd->parsed.probable_cause + 1);

		vty_out(vty, "[%s] Type=%s, Severity=%s, ", timestamp, sd->parsed.event_type, sd->parsed.severity);
		vty_out(vty, "Probable cause=%s: ", get_value_string(abis_nm_pcause_type_names, pcause));
		if (pcause == NM_PCAUSE_T_MANUF)
			vty_out(vty, "%s, ", get_value_string(abis_mm_event_cause_names, cause));
		else
			vty_out(vty, "%04X, ", cause);
		vty_out(vty, "Additional text=%s%s", sd->parsed.additional_text, VTY_NEWLINE);

		talloc_free(sd);
	}

	/* Optionally clear the list */
	if (argc > 1) {
		while (!llist_empty(&bts->oml_fail_rep)) {
			struct bts_oml_fail_rep *old = llist_last_entry(&bts->oml_fail_rep, struct bts_oml_fail_rep,
									list);
			llist_del(&old->list);
			talloc_free(old);
		}
	}

	return CMD_SUCCESS;
}

DEFUN(show_rejected_bts, show_rejected_bts_cmd, "show rejected-bts",
	SHOW_STR "Display recently rejected BTS devices\n")
{
	struct gsm_bts_rejected *pos;

	/* empty list */
	struct llist_head *rejected = &gsmnet_from_vty(vty)->bts_rejected;
	if (llist_empty(rejected)) {
		vty_out(vty, "No BTS has been rejected.%s", VTY_NEWLINE);
		return CMD_SUCCESS;
	}

	/* table head */
	vty_out(vty, "Date                Site ID BTS ID IP%s", VTY_NEWLINE);
	vty_out(vty, "------------------- ------- ------ ---------------%s", VTY_NEWLINE);

	/* table body */
	llist_for_each_entry(pos, rejected, list) {
		/* timestamp formatted like: "2018-10-24 15:04:52" */
		char buf[20];
		strftime(buf, sizeof(buf), "%F %T", localtime(&pos->time));

		vty_out(vty, "%s %7u %6u %15s%s", buf, pos->site_id, pos->bts_id, pos->ip, VTY_NEWLINE);
	}
	return CMD_SUCCESS;
}

static int config_write_net(struct vty *vty)
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	int i;
	struct osmo_nri_range *r;

	vty_out(vty, "network%s", VTY_NEWLINE);
	vty_out(vty, " network country code %s%s", osmo_mcc_name(gsmnet->plmn.mcc), VTY_NEWLINE);
	vty_out(vty, " mobile network code %s%s",
		osmo_mnc_name(gsmnet->plmn.mnc, gsmnet->plmn.mnc_3_digits), VTY_NEWLINE);
	vty_out(vty, " encryption a5");
	for (i = 0; i < 8; i++) {
		if (gsmnet->a5_encryption_mask & (1 << i))
			vty_out(vty, " %u", i);
	}
	vty_out(vty, "%s", VTY_NEWLINE);
	vty_out(vty, " neci %u%s", gsmnet->neci, VTY_NEWLINE);
	vty_out(vty, " paging any use tch %d%s", gsmnet->pag_any_tch, VTY_NEWLINE);

	ho_vty_write_net(vty, gsmnet);

	if (!gsmnet->dyn_ts_allow_tch_f)
		vty_out(vty, " dyn_ts_allow_tch_f 0%s", VTY_NEWLINE);
	if (gsmnet->tz.override != 0) {
		if (gsmnet->tz.dst)
			vty_out(vty, " timezone %d %d %d%s",
				gsmnet->tz.hr, gsmnet->tz.mn, gsmnet->tz.dst,
				VTY_NEWLINE);
		else
			vty_out(vty, " timezone %d %d%s",
				gsmnet->tz.hr, gsmnet->tz.mn, VTY_NEWLINE);
	}

	/* Timer introspection commands (generic osmo_tdef API) */
	osmo_tdef_vty_groups_write(vty, " ");

	{
		uint16_t meas_port;
		char *meas_host;
		const char *meas_scenario;

		meas_feed_cfg_get(&meas_host, &meas_port);
		meas_scenario = meas_feed_scenario_get();

		if (meas_port)
			vty_out(vty, " meas-feed destination %s %u%s",
				meas_host, meas_port, VTY_NEWLINE);
		if (strlen(meas_scenario) > 0)
			vty_out(vty, " meas-feed scenario %s%s",
				meas_scenario, VTY_NEWLINE);
	}

	if (gsmnet->allow_unusable_timeslots)
		vty_out(vty, " allow-unusable-timeslots%s", VTY_NEWLINE);

	if (gsmnet->nri_bitlen != OSMO_NRI_BITLEN_DEFAULT)
		vty_out(vty, " nri bitlen %u%s", gsmnet->nri_bitlen, VTY_NEWLINE);

	llist_for_each_entry(r, &gsmnet->null_nri_ranges->entries, entry) {
		vty_out(vty, " nri null add %d", r->first);
		if (r->first != r->last)
			vty_out(vty, " %d", r->last);
		vty_out(vty, "%s", VTY_NEWLINE);
	}

	neighbor_ident_vty_write_network(vty, " ");

	return CMD_SUCCESS;
}

static void trx_dump_vty_all(struct vty *vty, struct gsm_bts_trx *trx)
{
	trx_dump_vty(vty, trx, true, true);
	trx_dump_vty(vty, trx, true, false);
}

static inline void print_all_trx(struct vty *vty, const struct gsm_bts *bts)
{
	uint8_t trx_nr;
	for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++)
		trx_dump_vty_all(vty, gsm_bts_trx_num(bts, trx_nr));
}

DEFUN(show_trx,
      show_trx_cmd,
      "show trx [<0-255>] [<0-255>]",
	SHOW_STR "Display information about a TRX\n"
	BTS_TRX_STR)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts = NULL;
	int bts_nr, trx_nr;

	if (argc >= 1) {
		/* use the BTS number that the user has specified */
		bts_nr = atoi(argv[0]);
		if (bts_nr >= net->num_bts) {
			vty_out(vty, "%% can't find BTS '%s'%s", argv[0],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		bts = gsm_bts_num(net, bts_nr);
	}
	if (argc >= 2) {
		trx_nr = atoi(argv[1]);
		if (trx_nr >= bts->num_trx) {
			vty_out(vty, "%% can't find TRX '%s'%s", argv[1],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		trx_dump_vty_all(vty, gsm_bts_trx_num(bts, trx_nr));

		return CMD_SUCCESS;
	}
	if (bts) {
		/* print all TRX in this BTS */
		print_all_trx(vty, bts);
		return CMD_SUCCESS;
	}

	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++)
		print_all_trx(vty, gsm_bts_num(net, bts_nr));

	return CMD_SUCCESS;
}

DEFUN(show_ts,
      show_ts_cmd,
      "show timeslot [<0-255>] [<0-255>] [<0-7>]",
	SHOW_STR "Display information about a TS\n"
	BTS_TRX_TS_STR)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts = NULL;
	struct gsm_bts_trx *trx = NULL;
	struct gsm_bts_trx_ts *ts = NULL;
	int bts_nr, trx_nr, ts_nr;

	if (argc >= 1) {
		/* use the BTS number that the user has specified */
		bts_nr = atoi(argv[0]);
		if (bts_nr >= net->num_bts) {
			vty_out(vty, "%% can't find BTS '%s'%s", argv[0],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		bts = gsm_bts_num(net, bts_nr);
	}
	if (argc >= 2) {
		trx_nr = atoi(argv[1]);
		if (trx_nr >= bts->num_trx) {
			vty_out(vty, "%% can't find TRX '%s'%s", argv[1],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		trx = gsm_bts_trx_num(bts, trx_nr);
	}
	if (argc >= 3) {
		ts_nr = atoi(argv[2]);
		if (ts_nr >= TRX_NR_TS) {
			vty_out(vty, "%% can't find TS '%s'%s", argv[2],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		/* Fully Specified: print and exit */
		ts = &trx->ts[ts_nr];
		ts_dump_vty(vty, ts);
		return CMD_SUCCESS;
	}

	if (bts && trx) {
		/* Iterate over all TS in this TRX */
		for (ts_nr = 0; ts_nr < TRX_NR_TS; ts_nr++) {
			ts = &trx->ts[ts_nr];
			ts_dump_vty(vty, ts);
		}
	} else if (bts) {
		/* Iterate over all TRX in this BTS, TS in each TRX */
		for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++) {
			trx = gsm_bts_trx_num(bts, trx_nr);
			for (ts_nr = 0; ts_nr < TRX_NR_TS; ts_nr++) {
				ts = &trx->ts[ts_nr];
				ts_dump_vty(vty, ts);
			}
		}
	} else {
		/* Iterate over all BTS, TRX in each BTS, TS in each TRX */
		for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++) {
			bts = gsm_bts_num(net, bts_nr);
			for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++) {
				trx = gsm_bts_trx_num(bts, trx_nr);
				for (ts_nr = 0; ts_nr < TRX_NR_TS; ts_nr++) {
					ts = &trx->ts[ts_nr];
					ts_dump_vty(vty, ts);
				}
			}
		}
	}

	return CMD_SUCCESS;
}

void bsc_subscr_dump_vty(struct vty *vty, struct bsc_subscr *bsub)
{
	if (strlen(bsub->imsi))
		vty_out(vty, "    IMSI: %s%s", bsub->imsi, VTY_NEWLINE);
	if (bsub->tmsi != GSM_RESERVED_TMSI)
		vty_out(vty, "    TMSI: 0x%08x%s", bsub->tmsi,
			VTY_NEWLINE);
	vty_out(vty, "    Use count: %s%s", osmo_use_count_to_str_c(OTC_SELECT, &bsub->use_count), VTY_NEWLINE);
}

static inline void print_all_trx_ext(struct vty *vty, bool show_connected)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts = NULL;
	uint8_t bts_nr;
	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++) {
		uint8_t trx_nr;
		bts = gsm_bts_num(net, bts_nr);
		for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++)
			trx_dump_vty(vty, gsm_bts_trx_num(bts, trx_nr), false, show_connected);
	}
}

DEFUN(show_trx_con,
      show_trx_con_cmd,
      "show trx (connected|disconnected)",
      SHOW_STR "Display information about a TRX\n"
      "Show TRX with RSL connected\n"
      "Show TRX with RSL disconnected\n")
{
	if (!strcmp(argv[0], "connected"))
		print_all_trx_ext(vty, true);
	else
		print_all_trx_ext(vty, false);

	return CMD_SUCCESS;
}


static int dump_lchan_trx_ts(struct gsm_bts_trx_ts *ts, struct vty *vty,
			     void (*dump_cb)(struct vty *, struct gsm_lchan *),
			     bool all)
{
	struct gsm_lchan *lchan;
	ts_for_n_lchans(lchan, ts, ts->max_lchans_possible) {
		if (lchan_state_is(lchan, LCHAN_ST_UNUSED) && all == false)
			continue;
		dump_cb(vty, lchan);
	}

	return CMD_SUCCESS;
}

static int dump_lchan_trx(struct gsm_bts_trx *trx, struct vty *vty,
			  void (*dump_cb)(struct vty *, struct gsm_lchan *),
			  bool all)
{
	int ts_nr;

	for (ts_nr = 0; ts_nr < TRX_NR_TS; ts_nr++) {
		struct gsm_bts_trx_ts *ts = &trx->ts[ts_nr];
		dump_lchan_trx_ts(ts, vty, dump_cb, all);
	}

	return CMD_SUCCESS;
}

static int dump_lchan_bts(struct gsm_bts *bts, struct vty *vty,
			  void (*dump_cb)(struct vty *, struct gsm_lchan *),
			  bool all)
{
	int trx_nr;

	for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++) {
		struct gsm_bts_trx *trx = gsm_bts_trx_num(bts, trx_nr);
		dump_lchan_trx(trx, vty, dump_cb, all);
	}

	return CMD_SUCCESS;
}

static int lchan_summary(struct vty *vty, int argc, const char **argv,
			 void (*dump_cb)(struct vty *, struct gsm_lchan *),
			 bool all)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts = NULL;
	struct gsm_bts_trx *trx = NULL;
	struct gsm_bts_trx_ts *ts = NULL;
	struct gsm_lchan *lchan;
	int bts_nr, trx_nr, ts_nr, lchan_nr;

	if (argc >= 1) {
		/* use the BTS number that the user has specified */
		bts_nr = atoi(argv[0]);
		if (bts_nr >= net->num_bts) {
			vty_out(vty, "%% can't find BTS %s%s", argv[0],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		bts = gsm_bts_num(net, bts_nr);

		if (argc == 1)
			return dump_lchan_bts(bts, vty, dump_cb, all);
	}
	if (argc >= 2) {
		trx_nr = atoi(argv[1]);
		if (trx_nr >= bts->num_trx) {
			vty_out(vty, "%% can't find TRX %s%s", argv[1],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		trx = gsm_bts_trx_num(bts, trx_nr);

		if (argc == 2)
			return dump_lchan_trx(trx, vty, dump_cb, all);
	}
	if (argc >= 3) {
		ts_nr = atoi(argv[2]);
		if (ts_nr >= TRX_NR_TS) {
			vty_out(vty, "%% can't find TS %s%s", argv[2],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		ts = &trx->ts[ts_nr];

		if (argc == 3)
			return dump_lchan_trx_ts(ts, vty, dump_cb, all);
	}
	if (argc >= 4) {
		lchan_nr = atoi(argv[3]);
		if (lchan_nr >= TS_MAX_LCHAN) {
			vty_out(vty, "%% can't find LCHAN %s%s", argv[3],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		lchan = &ts->lchan[lchan_nr];
		dump_cb(vty, lchan);
		return CMD_SUCCESS;
	}


	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++) {
		bts = gsm_bts_num(net, bts_nr);
		dump_lchan_bts(bts, vty, dump_cb, all);
	}

	return CMD_SUCCESS;
}


DEFUN(show_lchan,
      show_lchan_cmd,
      "show lchan [<0-255>] [<0-255>] [<0-7>] [<0-7>]",
	SHOW_STR "Display information about a logical channel\n"
	BTS_TRX_TS_LCHAN_STR)
{
	return lchan_summary(vty, argc, argv, lchan_dump_full_vty, true);
}

DEFUN(show_lchan_summary,
      show_lchan_summary_cmd,
      "show lchan summary [<0-255>] [<0-255>] [<0-7>] [<0-7>]",
	SHOW_STR "Display information about a logical channel\n"
        "Short summary (used lchans)\n"
	BTS_TRX_TS_LCHAN_STR)
{
	return lchan_summary(vty, argc, argv, lchan_dump_short_vty, false);
}

DEFUN(show_lchan_summary_all,
      show_lchan_summary_all_cmd,
      "show lchan summary-all [<0-255>] [<0-255>] [<0-7>] [<0-7>]",
	SHOW_STR "Display information about a logical channel\n"
        "Short summary (all lchans)\n"
	BTS_TRX_TS_LCHAN_STR)
{
	return lchan_summary(vty, argc, argv, lchan_dump_short_vty, true);
}

static void dump_one_subscr_conn(struct vty *vty, const struct gsm_subscriber_connection *conn)
{
	vty_out(vty, "conn ID=%u, MSC=%u, hodec2_fail=%d, mgw_ep=%s%s",
		conn->sccp.conn_id, conn->sccp.msc->nr, conn->hodec2.failures,
		osmo_mgcpc_ep_name(conn->user_plane.mgw_endpoint), VTY_NEWLINE);
	if (conn->lcls.global_call_ref_len) {
		vty_out(vty, " LCLS GCR: %s%s",
			osmo_hexdump_nospc(conn->lcls.global_call_ref, conn->lcls.global_call_ref_len),
			VTY_NEWLINE);
		vty_out(vty, " LCLS Config: %s, LCLS Control: %s, LCLS BSS Status: %s%s",
			gsm0808_lcls_config_name(conn->lcls.config),
			gsm0808_lcls_control_name(conn->lcls.control),
			osmo_fsm_inst_state_name(conn->lcls.fi),
			VTY_NEWLINE);
	}
	if (conn->lchan)
		lchan_dump_full_vty(vty, conn->lchan);
	if (conn->assignment.new_lchan)
		lchan_dump_full_vty(vty, conn->assignment.new_lchan);
}

DEFUN(show_subscr_conn,
      show_subscr_conn_cmd,
      "show conns",
      SHOW_STR "Display currently active subscriber connections\n")
{
	struct gsm_subscriber_connection *conn;
	struct gsm_network *net = gsmnet_from_vty(vty);
	bool no_conns = true;
	unsigned int count = 0;

	vty_out(vty, "Active subscriber connections: %s", VTY_NEWLINE);

	llist_for_each_entry(conn, &net->subscr_conns, entry) {
		dump_one_subscr_conn(vty, conn);
		no_conns = false;
		count++;
	}

	if (no_conns)
		vty_out(vty, "None%s", VTY_NEWLINE);

	return CMD_SUCCESS;
}

static int trigger_as(struct vty *vty, struct gsm_lchan *from_lchan, struct gsm_lchan *to_lchan)
{
	LOG_LCHAN(from_lchan, LOGL_NOTICE, "Manually triggering Assignment from VTY\n");
	if (!to_lchan) {
		to_lchan = lchan_select_by_type(from_lchan->ts->trx->bts, from_lchan->type);
		vty_out(vty, "Error: cannot find free lchan of type %s%s",
			gsm_lchant_name(from_lchan->type), VTY_NEWLINE);
	}
	if (reassignment_request_to_lchan(ACTIVATE_FOR_VTY, from_lchan, to_lchan, -1, -1)) {
		vty_out(vty, "Error: not allowed to start assignment for %s%s",
			gsm_lchan_name(from_lchan), VTY_NEWLINE);
		return CMD_WARNING;
	}
	return CMD_SUCCESS;
}

static int trigger_ho(struct vty *vty, struct gsm_lchan *from_lchan, struct gsm_bts *to_bts)
{
	struct handover_out_req req = {
		.from_hodec_id = HODEC_USER,
		.old_lchan = from_lchan,
	};
	bts_cell_ab(&req.target_cell_ab, to_bts);
	LOGP(DHO, LOGL_NOTICE, "%s (ARFCN %u) --> BTS %u Manually triggering Handover from VTY\n",
	     gsm_lchan_name(from_lchan), from_lchan->ts->trx->arfcn, to_bts->nr);
	handover_request(&req);
	return CMD_SUCCESS;
}

static int ho_or_as(struct vty *vty, const char *argv[], int argc)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_subscriber_connection *conn;
	struct gsm_bts *bts;
	struct gsm_bts *new_bts = NULL;
	unsigned int bts_nr = atoi(argv[0]);
	unsigned int trx_nr = atoi(argv[1]);
	unsigned int ts_nr = atoi(argv[2]);
	unsigned int ss_nr = atoi(argv[3]);
	const char *action;

	if (argc > 4) {
		unsigned int bts_nr_new = atoi(argv[4]);

		/* Lookup the BTS where we want to handover to */
		llist_for_each_entry(bts, &net->bts_list, list) {
			if (bts->nr == bts_nr_new) {
				new_bts = bts;
				break;
			}
		}

		if (!new_bts) {
			vty_out(vty, "%% Unable to trigger handover, specified bts #%u does not exist %s",
				bts_nr_new, VTY_NEWLINE);
			return CMD_WARNING;
		}
	}

	action = new_bts ? "handover" : "assignment";

	/* Find the connection/lchan that we want to handover */
	llist_for_each_entry(conn, &net->subscr_conns, entry) {
		struct gsm_bts *bts = conn_get_bts(conn);
		if (!bts)
			continue;
		if (bts->nr == bts_nr &&
		    conn->lchan->ts->trx->nr == trx_nr &&
		    conn->lchan->ts->nr == ts_nr && conn->lchan->nr == ss_nr) {
			vty_out(vty, "starting %s for lchan %s...%s", action, conn->lchan->name, VTY_NEWLINE);
			lchan_dump_full_vty(vty, conn->lchan);
			if (new_bts)
				return trigger_ho(vty, conn->lchan, new_bts);
			else
				return trigger_as(vty, conn->lchan, NULL);
		}
	}

	vty_out(vty, "%% Unable to trigger %s, specified connection (bts=%u,trx=%u,ts=%u,ss=%u) does not exist%s",
		action, bts_nr, trx_nr, ts_nr, ss_nr, VTY_NEWLINE);

	return CMD_WARNING;
}

static int trigger_vamos_mode_modify(struct vty *vty, struct gsm_lchan *lchan, bool vamos, int tsc_set, int tsc)
{
	struct lchan_modify_info info = {
		.modify_for = MODIFY_FOR_VTY,
		.ch_mode_rate = lchan->current_ch_mode_rate,
		.requires_voice_stream = (lchan->fi_rtp != NULL),
		.vamos = vamos,
		.tsc_set = tsc_set,
		.tsc = tsc,
	};

	lchan_mode_modify(lchan, &info);
	return CMD_SUCCESS;
}

#define MANUAL_HANDOVER_STR "Manually trigger handover (for debugging)\n"
#define MANUAL_ASSIGNMENT_STR "Manually trigger assignment (for debugging)\n"

DEFUN(handover_subscr_conn,
      handover_subscr_conn_cmd,
      "bts <0-255> trx <0-255> timeslot <0-7> sub-slot <0-7> handover <0-255>",
      BTS_NR_TRX_TS_SS_STR2
      MANUAL_HANDOVER_STR
      "New " BTS_NR_STR)
{
	return ho_or_as(vty, argv, argc);
}

DEFUN(assignment_subscr_conn,
      assignment_subscr_conn_cmd,
      "bts <0-255> trx <0-255> timeslot <0-7> sub-slot <0-7> assignment",
      BTS_NR_TRX_TS_SS_STR2
      MANUAL_ASSIGNMENT_STR)
{
	return ho_or_as(vty, argv, argc);
}

static struct gsm_lchan *find_used_voice_lchan(struct vty *vty, int random_idx)
{
	struct gsm_bts *bts;
	struct gsm_network *network = gsmnet_from_vty(vty);

	while (1) {
		int count = 0;
		llist_for_each_entry(bts, &network->bts_list, list) {
			struct gsm_bts_trx *trx;

			llist_for_each_entry(trx, &bts->trx_list, list) {
				int i;
				for (i = 0; i < ARRAY_SIZE(trx->ts); i++) {
					struct gsm_bts_trx_ts *ts = &trx->ts[i];
					struct gsm_lchan *lchan;

					if (ts->fi->state != TS_ST_IN_USE)
						continue;

					ts_for_n_lchans(lchan, ts, ts->max_lchans_possible) {
						if (lchan_state_is(lchan, LCHAN_ST_ESTABLISHED)
						    && (lchan->type == GSM_LCHAN_TCH_F
							|| lchan->type == GSM_LCHAN_TCH_H)) {

							if (count == random_idx) {
								vty_out(vty, "Found voice call: %s%s",
									gsm_lchan_name(lchan),
									VTY_NEWLINE);
								lchan_dump_full_vty(vty, lchan);
								return lchan;
							}
							count ++;
						}
					}
				}
			}
		}

		if (!count)
			break;
		/* there are used lchans, but random_idx is > count. Iterate again. */
		random_idx %= count;
	}

	vty_out(vty, "%% Cannot find any ongoing voice calls%s", VTY_NEWLINE);
	return NULL;
}

static struct gsm_bts *find_other_bts_with_free_slots(struct vty *vty, struct gsm_bts *not_this_bts,
						      enum gsm_chan_t free_type)
{
	struct gsm_bts *bts;
	struct gsm_network *network = gsmnet_from_vty(vty);

	llist_for_each_entry(bts, &network->bts_list, list) {
		struct gsm_bts_trx *trx;

		if (bts == not_this_bts)
			continue;

		llist_for_each_entry(trx, &bts->trx_list, list) {
			struct gsm_lchan *lchan = lchan_select_by_type(bts, free_type);
			if (!lchan)
				continue;

			vty_out(vty, "Found unused %s slot: %s%s",
				gsm_lchant_name(free_type), gsm_lchan_name(lchan), VTY_NEWLINE);
			lchan_dump_full_vty(vty, lchan);
			return bts;
		}
	}
	vty_out(vty, "%% Cannot find any BTS (other than BTS %u) with free %s lchan%s",
		not_this_bts? not_this_bts->nr : 255, gsm_lchant_name(free_type), VTY_NEWLINE);
	return NULL;
}

DEFUN(handover_any, handover_any_cmd,
      "handover any",
      MANUAL_HANDOVER_STR
      "Pick any actively used TCH/F or TCH/H lchan and handover to any other BTS."
      " This is likely to fail if not all BTS are guaranteed to be reachable by the MS.\n")
{
	struct gsm_lchan *from_lchan;
	struct gsm_bts *to_bts;

	from_lchan = find_used_voice_lchan(vty, random());
	if (!from_lchan)
		return CMD_WARNING;

	to_bts = find_other_bts_with_free_slots(vty, from_lchan->ts->trx->bts, from_lchan->type);
	if (!to_bts)
		return CMD_WARNING;

	return trigger_ho(vty, from_lchan, to_bts);
}

DEFUN(assignment_any, assignment_any_cmd,
      "assignment any",
      MANUAL_ASSIGNMENT_STR
      "Pick any actively used TCH/F or TCH/H lchan and re-assign within the same BTS."
      " This will fail if no lchans of the same type are available besides the used one.\n")
{
	struct gsm_lchan *from_lchan;

	from_lchan = find_used_voice_lchan(vty, random());
	if (!from_lchan)
		return CMD_WARNING;

	return trigger_as(vty, from_lchan, NULL);
}

DEFUN(handover_any_to_arfcn_bsic, handover_any_to_arfcn_bsic_cmd,
      "handover any to " CELL_AB_VTY_PARAMS,
      MANUAL_HANDOVER_STR
      "Pick any actively used TCH/F or TCH/H lchan to handover to another cell."
      " This is likely to fail outside of a lab setup where you are certain that"
      " all MS are able to see the target cell.\n"
      "'to'\n"
      CELL_AB_VTY_DOC)
{
	struct cell_ab ab = {};
	struct handover_out_req req;
	struct gsm_lchan *from_lchan;

	from_lchan = find_used_voice_lchan(vty, random());
	if (!from_lchan)
		return CMD_WARNING;

	req = (struct handover_out_req){
		.from_hodec_id = HODEC_USER,
		.old_lchan = from_lchan,
	};

	neighbor_ident_vty_parse_arfcn_bsic(&ab, argv);
	req.target_cell_ab = ab;

	handover_request(&req);
	return CMD_SUCCESS;
}

static void paging_dump_vty(struct vty *vty, struct gsm_paging_request *pag)
{
	vty_out(vty, "Paging on BTS %u%s", pag->bts->nr, VTY_NEWLINE);
	bsc_subscr_dump_vty(vty, pag->bsub);
}

static void bts_paging_dump_vty(struct vty *vty, struct gsm_bts *bts)
{
	struct gsm_paging_request *pag;

	if (!bts->paging.bts)
		return;

	llist_for_each_entry(pag, &bts->paging.pending_requests, entry)
		paging_dump_vty(vty, pag);
}

DEFUN(show_paging,
      show_paging_cmd,
      "show paging [<0-255>]",
	SHOW_STR "Display information about paging requests of a BTS\n"
	BTS_NR_STR)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts;
	int bts_nr;

	if (argc >= 1) {
		/* use the BTS number that the user has specified */
		bts_nr = atoi(argv[0]);
		if (bts_nr >= net->num_bts) {
			vty_out(vty, "%% can't find BTS %s%s", argv[0],
				VTY_NEWLINE);
			return CMD_WARNING;
		}
		bts = gsm_bts_num(net, bts_nr);
		bts_paging_dump_vty(vty, bts);

		return CMD_SUCCESS;
	}
	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++) {
		bts = gsm_bts_num(net, bts_nr);
		bts_paging_dump_vty(vty, bts);
	}

	return CMD_SUCCESS;
}

DEFUN(show_paging_group,
      show_paging_group_cmd,
      "show paging-group <0-255> IMSI",
      SHOW_STR "Display the paging group\n"
      BTS_NR_STR "IMSI\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	struct gsm_bts *bts;
	unsigned int page_group;
	int bts_nr = atoi(argv[0]);

	if (bts_nr >= net->num_bts) {
		vty_out(vty, "%% can't find BTS %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(net, bts_nr);
	if (!bts) {
		vty_out(vty, "%% can't find BTS %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}

	page_group = gsm0502_calc_paging_group(&bts->si_common.chan_desc,
						str_to_imsi(argv[1]));
	vty_out(vty, "%% Paging group for IMSI %" PRIu64 " on BTS #%d is %u%s",
		str_to_imsi(argv[1]), bts->nr,
		page_group, VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_neci,
	      cfg_net_neci_cmd,
	      X(BSC_VTY_ATTR_RESTART_ABIS_RSL_LINK),
	      "neci (0|1)",
	      "New Establish Cause Indication\n"
	      "Don't set the NECI bit\n" "Set the NECI bit\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);

	gsmnet->neci = atoi(argv[0]);
	gsm_net_update_ctype(gsmnet);
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_pag_any_tch,
	      cfg_net_pag_any_tch_cmd,
	      X(BSC_VTY_ATTR_RESTART_ABIS_RSL_LINK),
	      "paging any use tch (0|1)",
	      "Assign a TCH when receiving a Paging Any request\n"
	      "Any Channel\n" "Use\n" "TCH\n"
	      "Do not use TCH for Paging Request Any\n"
	      "Do use TCH for Paging Request Any\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	gsmnet->pag_any_tch = atoi(argv[0]);
	gsm_net_update_ctype(gsmnet);
	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_dtx,
		 cfg_net_dtx_cmd,
		 "dtx-used (0|1)",
		 ".HIDDEN\n""Obsolete\n""Obsolete\n")
{
	vty_out(vty, "%% 'dtx-used' is now deprecated: use dtx * "
		"configuration options of BTS instead%s", VTY_NEWLINE);
       return CMD_SUCCESS;
}

#define NRI_STR "Mapping of Network Resource Indicators to this MSC, for MSC pooling\n"
#define NULL_NRI_STR "Define NULL-NRI values that cause re-assignment of an MS to a different MSC, for MSC pooling.\n"
#define NRI_FIRST_LAST_STR "First value of the NRI value range, should not surpass the configured 'nri bitlen'.\n" \
	"Last value of the NRI value range, should not surpass the configured 'nri bitlen' and be larger than the" \
	" first value; if omitted, apply only the first value.\n"
#define NRI_ARGS_TO_STR_FMT "%s%s%s"
#define NRI_ARGS_TO_STR_ARGS(ARGC, ARGV) ARGV[0], (ARGC>1)? ".." : "", (ARGC>1)? ARGV[1] : ""
#define NRI_WARN(MSC, FORMAT, args...) do { \
		vty_out(vty, "%% Warning: msc %d: " FORMAT "%s", MSC->nr, ##args, VTY_NEWLINE); \
		LOGP(DMSC, LOGL_ERROR, "msc %d: " FORMAT "\n", MSC->nr, ##args); \
	} while (0)

DEFUN_ATTR(cfg_net_nri_bitlen,
	   cfg_net_nri_bitlen_cmd,
	   "nri bitlen <1-15>",
	   NRI_STR
	   "Set number of bits that an NRI has, to extract from TMSI identities (always starting just after the TMSI's most significant octet).\n"
	   "bit count (default: " OSMO_STRINGIFY_VAL(OSMO_NRI_BITLEN_DEFAULT) ")\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	gsmnet->nri_bitlen = atoi(argv[0]);
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_nri_null_add,
	   cfg_net_nri_null_add_cmd,
	   "nri null add <0-32767> [<0-32767>]",
	   NRI_STR NULL_NRI_STR "Add NULL-NRI value (or range)\n"
	   NRI_FIRST_LAST_STR,
	   CMD_ATTR_IMMEDIATE)
{
	int rc;
	const char *message;
	rc = osmo_nri_ranges_vty_add(&message, NULL, bsc_gsmnet->null_nri_ranges, argc, argv,
				     bsc_gsmnet->nri_bitlen);
	if (message) {
		vty_out(vty, "%% %s: " NRI_ARGS_TO_STR_FMT, message, NRI_ARGS_TO_STR_ARGS(argc, argv));
	}
	if (rc < 0)
		return CMD_WARNING;
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_nri_null_del,
	   cfg_net_nri_null_del_cmd,
	   "nri null del <0-32767> [<0-32767>]",
	   NRI_STR NULL_NRI_STR "Remove NRI value or range from the NRI mapping for this MSC\n"
	   NRI_FIRST_LAST_STR,
	   CMD_ATTR_IMMEDIATE)
{
	int rc;
	const char *message;
	rc = osmo_nri_ranges_vty_del(&message, NULL, bsc_gsmnet->null_nri_ranges, argc, argv);
	if (message) {
		vty_out(vty, "%% %s: " NRI_ARGS_TO_STR_FMT "%s", message, NRI_ARGS_TO_STR_ARGS(argc, argv),
			VTY_NEWLINE);
	}
	if (rc < 0)
		return CMD_WARNING;
	return CMD_SUCCESS;
}

int print_counter(struct rate_ctr_group *bsc_ctrs, struct rate_ctr *ctr, const struct rate_ctr_desc *desc, void *data)
{
	struct vty *vty = data;
	vty_out(vty, "%25s: %10"PRIu64" %s%s", desc->name, ctr->current, desc->description, VTY_NEWLINE);
	return 0;
}

void openbsc_vty_print_statistics(struct vty *vty, struct gsm_network *net)
{
	rate_ctr_for_each_counter(net->bsc_ctrs, print_counter, vty);
}

DEFUN(drop_bts,
      drop_bts_cmd,
      "drop bts connection <0-65535> (oml|rsl)",
      "Debug/Simulation command to drop Abis/IP BTS\n"
      "Debug/Simulation command to drop Abis/IP BTS\n"
      "Debug/Simulation command to drop Abis/IP BTS\n"
      "BTS NR\n" "Drop OML Connection\n" "Drop RSL Connection\n")
{
	struct gsm_network *gsmnet;
	struct gsm_bts_trx *trx;
	struct gsm_bts *bts;
	unsigned int bts_nr;

	gsmnet = gsmnet_from_vty(vty);

	bts_nr = atoi(argv[0]);
	if (bts_nr >= gsmnet->num_bts) {
		vty_out(vty, "%% BTS number must be between 0 and %d. It was %d.%s",
			gsmnet->num_bts, bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(gsmnet, bts_nr);
	if (!bts) {
		vty_out(vty, "%% BTS Nr. %d could not be found.%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!is_ipaccess_bts(bts)) {
		vty_out(vty, "%% This command only works for ipaccess.%s", VTY_NEWLINE);
		return CMD_WARNING;
	}


	/* close all connections */
	if (strcmp(argv[1], "oml") == 0) {
		ipaccess_drop_oml(bts, "vty");
	} else if (strcmp(argv[1], "rsl") == 0) {
		/* close all rsl connections */
		llist_for_each_entry(trx, &bts->trx_list, list) {
			ipaccess_drop_rsl(trx, "vty");
		}
	} else {
		vty_out(vty, "%% Argument must be 'oml' or 'rsl'.%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

DEFUN(restart_bts, restart_bts_cmd,
      "restart-bts <0-65535>",
      "Restart ip.access nanoBTS through OML\n"
      BTS_NR_STR)
{
	struct gsm_network *gsmnet;
	struct gsm_bts_trx *trx;
	struct gsm_bts *bts;
	unsigned int bts_nr;

	gsmnet = gsmnet_from_vty(vty);

	bts_nr = atoi(argv[0]);
	if (bts_nr >= gsmnet->num_bts) {
		vty_out(vty, "%% BTS number must be between 0 and %d. It was %d.%s",
			gsmnet->num_bts, bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(gsmnet, bts_nr);
	if (!bts) {
		vty_out(vty, "%% BTS Nr. %d could not be found.%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!is_ipaccess_bts(bts) || is_osmobts(bts)) {
		vty_out(vty, "%% This command only works for ipaccess nanoBTS.%s",
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	/* go from last TRX to c0 */
	llist_for_each_entry_reverse(trx, &bts->trx_list, list)
		abis_nm_ipaccess_restart(trx);

	return CMD_SUCCESS;
}

DEFUN(bts_resend_sysinfo,
      bts_resend_sysinfo_cmd,
      "bts <0-255> resend-system-information",
      "BTS Specific Commands\n" BTS_NR_STR
      "Re-generate + re-send BCCH SYSTEM INFORMATION\n")
{
	struct gsm_network *gsmnet;
	struct gsm_bts *bts;
	unsigned int bts_nr;

	gsmnet = gsmnet_from_vty(vty);

	bts_nr = atoi(argv[0]);
	if (bts_nr >= gsmnet->num_bts) {
		vty_out(vty, "%% BTS number must be between 0 and %d. It was %d.%s",
			gsmnet->num_bts, bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(gsmnet, bts_nr);
	if (!bts) {
		vty_out(vty, "%% BTS Nr. %d could not be found.%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (gsm_bts_set_system_infos(bts) != 0) {
		vty_out(vty, "%% Filed to (re)generate System Information "
			"messages, check the logs%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

DEFUN(bts_resend_power_ctrl_params,
      bts_resend_power_ctrl_params_cmd,
      "bts <0-255> resend-power-control-defaults",
      "BTS Specific Commands\n" BTS_NR_STR
      "Re-generate + re-send default MS/BS Power control parameters\n")
{
	const struct gsm_bts_trx *trx;
	const struct gsm_bts *bts;
	int bts_nr = atoi(argv[0]);

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (bts->model->power_ctrl_send_def_params == NULL) {
		vty_out(vty, "%% Sending default MS/BS Power control parameters "
			"for BTS%d is not implemented%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	llist_for_each_entry(trx, &bts->trx_list, list) {
		if (bts->model->power_ctrl_send_def_params(trx) != 0) {
			vty_out(vty, "%% Failed to send default MS/BS Power control parameters "
				"to BTS%d/TRX%d%s", bts_nr, trx->nr, VTY_NEWLINE);
			return CMD_WARNING;
		}
	}

	return CMD_SUCCESS;
}

DEFUN(bts_c0_power_red,
      bts_c0_power_red_cmd,
      "bts <0-255> c0-power-reduction <0-6>",
      "BTS Specific Commands\n" BTS_NR_STR
      "BCCH carrier power reduction operation\n"
      "Power reduction value (in dB, even numbers only)\n")
{
	int bts_nr = atoi(argv[0]);
	int red = atoi(argv[1]);
	struct gsm_bts *bts;
	int rc;

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (red % 2 != 0) {
		vty_out(vty, "%% Incorrect BCCH power reduction value, "
			"an even number is expected%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	rc = gsm_bts_set_c0_power_red(bts, red);
	if (rc == -ENOTSUP) {
		vty_out(vty, "%% BCCH carrier power reduction operation mode "
			"is not supported for BTS%u%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	} else if (rc != 0) {
		vty_out(vty, "%% Failed to %sable BCCH carrier power reduction "
			"operation mode for BTS%u%s", red ? "en" : "dis",
			bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	return CMD_SUCCESS;
}

/* this command is now hidden, as it's a low-level debug hack, and people should
 * instead use osmo-cbc these days */
DEFUN_HIDDEN(smscb_cmd, smscb_cmd_cmd,
	"bts <0-255> smscb-command (normal|schedule|default) <1-4> HEXSTRING",
	"BTS related commands\n" BTS_NR_STR
	"SMS Cell Broadcast\n"
	"Normal (one-shot) SMSCB Message; sent once over Abis+Um\n"
	"Schedule (one-shot) SMSCB Message; sent once over Abis+Um\n"
	"Default (repeating) SMSCB Message; sent once over Abis, unlimited ovrer Um\n"
	"Last Valid Block\n"
	"Hex Encoded SMSCB message (up to 88 octets)\n")
{
	struct gsm_bts *bts;
	int bts_nr = atoi(argv[0]);
	const char *type_str = argv[1];
	int last_block = atoi(argv[2]);
	struct rsl_ie_cb_cmd_type cb_cmd;
	uint8_t buf[88];
	int rc;

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}
	if (!gsm_bts_get_cbch(bts)) {
		vty_out(vty, "%% BTS %d doesn't have a CBCH%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}
	rc = osmo_hexparse(argv[3], buf, sizeof(buf));
	if (rc < 0 || rc > sizeof(buf)) {
		vty_out(vty, "%% Error parsing HEXSTRING%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	cb_cmd.spare = 0;
	cb_cmd.def_bcast = 0;
	if (!strcmp(type_str, "normal"))
		cb_cmd.command = RSL_CB_CMD_TYPE_NORMAL;
	else if (!strcmp(type_str, "schedule"))
		cb_cmd.command = RSL_CB_CMD_TYPE_SCHEDULE;
	else if (!strcmp(type_str, "default"))
		cb_cmd.command = RSL_CB_CMD_TYPE_DEFAULT;
	else {
		vty_out(vty, "%% Error parsing type%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	switch (last_block) {
	case 1:
		cb_cmd.last_block = RSL_CB_CMD_LASTBLOCK_1;
		break;
	case 2:
		cb_cmd.last_block = RSL_CB_CMD_LASTBLOCK_2;
		break;
	case 3:
		cb_cmd.last_block = RSL_CB_CMD_LASTBLOCK_3;
		break;
	case 4:
		cb_cmd.last_block = RSL_CB_CMD_LASTBLOCK_4;
		break;
	default:
		vty_out(vty, "%% Error parsing LASTBLOCK%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	/* SDCCH4 might not be correct here if the CBCH is on a SDCCH8? */
	rsl_sms_cb_command(bts, RSL_CHAN_SDCCH4_ACCH, cb_cmd, false, buf, rc);

	return CMD_SUCCESS;
}

DEFUN(pdch_act, pdch_act_cmd,
	"bts <0-255> trx <0-255> timeslot <0-7> pdch (activate|deactivate)",
	BTS_NR_TRX_TS_STR2
	"Packet Data Channel\n"
	"Activate Dynamic PDCH/TCH (-> PDCH mode)\n"
	"Deactivate Dynamic PDCH/TCH (-> TCH mode)\n")
{
	struct gsm_bts_trx_ts *ts;
	int activate;

	ts = vty_get_ts(vty, argv[0], argv[1], argv[2]);
	if (!ts || !ts->fi || ts->fi->state == TS_ST_NOT_INITIALIZED || ts->fi->state == TS_ST_BORKEN) {
		vty_out(vty, "%% Timeslot is not usable%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!is_ipaccess_bts(ts->trx->bts)) {
		vty_out(vty, "%% This command only works for ipaccess BTS%s",
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (ts->pchan_on_init != GSM_PCHAN_OSMO_DYN
	    && ts->pchan_on_init != GSM_PCHAN_TCH_F_PDCH) {
		vty_out(vty, "%% Timeslot %u is not dynamic TCH/F_TCH/H_SDCCH8_PDCH or TCH/F_PDCH%s",
			ts->nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!strcmp(argv[3], "activate"))
		activate = 1;
	else
		activate = 0;

	if (activate && ts->fi->state != TS_ST_UNUSED) {
		vty_out(vty, "%% Timeslot %u is still in use%s",
			ts->nr, VTY_NEWLINE);
		return CMD_WARNING;
	} else if (!activate && ts->fi->state != TS_ST_PDCH) {
		vty_out(vty, "%% Timeslot %u is not in PDCH mode%s",
			ts->nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	LOG_TS(ts, LOGL_NOTICE, "telnet VTY user asks to %s\n", activate ? "PDCH ACT" : "PDCH DEACT");
	ts->pdch_act_allowed = activate;
	osmo_fsm_inst_state_chg(ts->fi, activate ? TS_ST_WAIT_PDCH_ACT : TS_ST_WAIT_PDCH_DEACT, 4, 0);

	return CMD_SUCCESS;

}


/* Activate / Deactivate a single lchan with a specific codec mode */
static int lchan_act_single(struct vty *vty, struct gsm_lchan *lchan, const char *codec_str, int amr_mode, int activate)
{
	struct lchan_activate_info info = {
		.tsc_set = -1,
		.tsc = -1,
	};
	uint16_t amr_modes[8] =
	    { GSM0808_SC_CFG_AMR_4_75, GSM0808_SC_CFG_AMR_4_75_5_90_7_40_12_20, GSM0808_SC_CFG_AMR_5_90,
	      GSM0808_SC_CFG_AMR_6_70, GSM0808_SC_CFG_AMR_7_40, GSM0808_SC_CFG_AMR_7_95, GSM0808_SC_CFG_AMR_10_2,
	      GSM0808_SC_CFG_AMR_12_2 };

	if (activate) {
		if (!codec_str) {
			vty_out(vty, "%% Error: need a channel type argument to activate%s", VTY_NEWLINE);
			return CMD_WARNING;
		}

		LOG_LCHAN(lchan, LOGL_NOTICE, "attempt from VTY to activate lchan %s with codec %s\n",
			  gsm_lchan_name(lchan), codec_str);
		if (!lchan->fi) {
			vty_out(vty, "%% Cannot activate: Channel not initialized%s", VTY_NEWLINE);
			return CMD_WARNING;
		}

		int lchan_t;
		if (lchan->fi->state != LCHAN_ST_UNUSED) {
			vty_out(vty, "%% Cannot activate: Channel busy!%s", VTY_NEWLINE);
			return CMD_WARNING;
		}

		/* pick a suitable lchan type */
		lchan_t = gsm_lchan_type_by_pchan(lchan->ts->pchan_is);
		if (lchan_t < 0) {
			if (lchan->ts->pchan_on_init == GSM_PCHAN_TCH_F_PDCH && !strcmp(codec_str, "fr"))
				lchan_t = GSM_LCHAN_TCH_F;
			else if (lchan->ts->pchan_on_init == GSM_PCHAN_OSMO_DYN && !strcmp(codec_str, "hr"))
				lchan_t = GSM_LCHAN_TCH_H;
			else if ((lchan->ts->pchan_on_init == GSM_PCHAN_TCH_F_PDCH
				  || lchan->ts->pchan_on_init == GSM_PCHAN_OSMO_DYN)
				 && !strcmp(codec_str, "fr"))
				lchan_t = GSM_LCHAN_TCH_F;
			else {
				vty_out(vty, "%% Cannot activate: Invalid lchan type (%s)!%s",
					gsm_pchan_name(lchan->ts->pchan_on_init), VTY_NEWLINE);
				return CMD_WARNING;
			}
		}

		/* configure the lchan */
		lchan_select_set_type(lchan, lchan_t);
		if (!strcmp(codec_str, "hr") || !strcmp(codec_str, "fr")) {
			info.ch_mode_rate.chan_mode = GSM48_CMODE_SPEECH_V1;
		} else if (!strcmp(codec_str, "efr")) {
			info.ch_mode_rate.chan_mode = GSM48_CMODE_SPEECH_EFR;
		} else if (!strcmp(codec_str, "amr")) {
			if (amr_mode == -1) {
				vty_out(vty, "%% AMR requires specification of AMR mode%s", VTY_NEWLINE);
				return CMD_WARNING;
			}
			info.ch_mode_rate.chan_mode = GSM48_CMODE_SPEECH_AMR;
			info.ch_mode_rate.s15_s0 = amr_modes[amr_mode];
		} else if (!strcmp(codec_str, "sig")) {
			info.ch_mode_rate.chan_mode = GSM48_CMODE_SIGN;
		} else {
			vty_out(vty, "%% Invalid channel mode specified!%s", VTY_NEWLINE);
			return CMD_WARNING;
		}

		info.activ_for = ACTIVATE_FOR_VTY;
		info.requires_voice_stream = false;
		info.ch_mode_rate.chan_rate = chan_t_to_chan_rate(lchan_t);

		if (activate == 2 || lchan->vamos.is_secondary) {
			info.vamos = true;
			info.tsc_set = lchan->vamos.is_secondary ? 1 : 0;
			info.tsc = 0;
			info.ch_mode_rate.chan_mode = gsm48_chan_mode_to_vamos(info.ch_mode_rate.chan_mode);
		}

		vty_out(vty, "%% activating lchan %s as %s%s", gsm_lchan_name(lchan), gsm_chan_t_name(lchan->type),
			VTY_NEWLINE);
		lchan_activate(lchan, &info);
	} else {
		LOG_LCHAN(lchan, LOGL_NOTICE, "attempt from VTY to release lchan %s\n", gsm_lchan_name(lchan));
		if (!lchan->fi) {
			vty_out(vty, "%% Cannot release: Channel not initialized%s", VTY_NEWLINE);
			return CMD_WARNING;
		}
		vty_out(vty, "%% Asking for release of %s in state %s%s", gsm_lchan_name(lchan),
			osmo_fsm_inst_state_name(lchan->fi), VTY_NEWLINE);
		lchan_release(lchan, !!(lchan->conn), false, 0,
			      gscon_last_eutran_plmn(lchan->conn));
	}

	return CMD_SUCCESS;
}

/* Activate / Deactivate a single lchan with a specific codec mode */
static int lchan_act_trx(struct vty *vty, struct gsm_bts_trx *trx, int activate)
{
	int ts_nr;
	struct gsm_bts_trx_ts *ts;
	struct gsm_lchan *lchan;
	char *codec_str;
	bool skip_next = false;

	for (ts_nr = 0; ts_nr < TRX_NR_TS; ts_nr++) {
		ts = &trx->ts[ts_nr];
		ts_for_n_lchans(lchan, ts, ts->max_lchans_possible) {
			switch (ts->pchan_on_init) {
			case GSM_PCHAN_SDCCH8_SACCH8C:
			case GSM_PCHAN_CCCH_SDCCH4_CBCH:
			case GSM_PCHAN_SDCCH8_SACCH8C_CBCH:
			case GSM_PCHAN_CCCH:
			case GSM_PCHAN_CCCH_SDCCH4:
				codec_str = "sig";
				break;
			case GSM_PCHAN_TCH_F:
			case GSM_PCHAN_TCH_F_PDCH:
			case GSM_PCHAN_OSMO_DYN:
				codec_str = "fr";
				break;
			case GSM_PCHAN_TCH_H:
				codec_str = "hr";
				break;
			default:
				codec_str = NULL;
			}

			if (codec_str && skip_next == false) {
				lchan_act_single(vty, lchan, codec_str, -1, activate);

				/* We use GSM_PCHAN_OSMO_DYN slots as TCH_F for this test, so we
				 * must not use the TCH_H reserved lchan in subslot 1. */
				if (ts->pchan_on_init == GSM_PCHAN_OSMO_DYN)
					skip_next = true;
			}
			else {
				vty_out(vty, "%% omitting lchan %s%s", gsm_lchan_name(lchan), VTY_NEWLINE);
				skip_next = false;
			}
		}
	}

	return CMD_SUCCESS;
}

static int lchan_act_deact(struct vty *vty, const char **argv, int argc)
{
	struct gsm_bts_trx_ts *ts;
	struct gsm_lchan *lchan;
	bool vamos = (strcmp(argv[3], "vamos-sub-slot") == 0);
	int ss_nr = atoi(argv[4]);
	const char *act_str = NULL;
	const char *codec_str = NULL;
	int activate;
	int amr_mode = -1;

	if (argc > 5)
		act_str = argv[5];
	if (argc > 6)
		codec_str = argv[6];
	if (argc > 7)
		amr_mode = atoi(argv[7]);

	ts = vty_get_ts(vty, argv[0], argv[1], argv[2]);
	if (!ts)
		return CMD_WARNING;

	if (ss_nr >= ts->max_primary_lchans) {
		vty_out(vty, "Invalid sub-slot number %d for this timeslot type: %s (%u)%s", ss_nr,
			gsm_pchan_name(ts->pchan_on_init), ts->max_primary_lchans, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (vamos && !osmo_bts_has_feature(&ts->trx->bts->features, BTS_FEAT_VAMOS)) {
		vty_out(vty, "BTS does not support VAMOS%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (vamos)
		ss_nr += ts->max_primary_lchans;

	lchan = &ts->lchan[ss_nr];

	if (!act_str)
		activate = 0;
	else if (!strcmp(act_str, "activate"))
		activate = 1;
	else if (!strcmp(act_str, "activate-vamos"))
		activate = 2;
	else
		return CMD_WARNING;

	return lchan_act_single(vty, lchan, codec_str, amr_mode, activate);
}

/* Debug/Measurement command to activate a given logical channel
 * manually in a given mode/codec.  This is useful for receiver
 * performance testing (FER/RBER/...) */
DEFUN(lchan_act, lchan_act_cmd,
	"bts <0-255> trx <0-255> timeslot <0-7> (sub-slot|vamos-sub-slot) <0-7> (activate|activate-vamos) (hr|fr|efr|amr|sig) [<0-7>]",
	BTS_NR_TRX_TS_STR2
	"Primary sub-slot\n" "VAMOS secondary shadow subslot, range <0-1>, only valid for TCH type timeslots\n"
	SS_NR_STR
	"Manual Channel Activation (e.g. for BER test)\n"
	"Manual Channel Activation, in VAMOS mode\n"
	"Half-Rate v1\n" "Full-Rate\n" "Enhanced Full Rate\n" "Adaptive Multi-Rate\n" "Signalling\n" "AMR Mode\n")
{
	return lchan_act_deact(vty, argv, argc);
}

DEFUN(lchan_deact, lchan_deact_cmd,
	"bts <0-255> trx <0-255> timeslot <0-7> (sub-slot|vamos-sub-slot) <0-7> deactivate",
	BTS_NR_TRX_TS_STR2
	"Primary sub-slot\n" "VAMOS secondary shadow subslot, range <0-1>, only valid for TCH type timeslots\n"
	SS_NR_STR
	"Manual Channel Deactivation (e.g. for BER test)\n")
{
	return lchan_act_deact(vty, argv, argc);
}

#define ACTIVATE_ALL_LCHANS_STR "Manual Channel Activation of all logical channels (e.g. for BER test)\n"
#define DEACTIVATE_ALL_LCHANS_STR "Manual Channel Deactivation of all logical channels (e.g. for BER test)\n"

/* Similar to lchan_act, but activates all lchans on the network at once,
 * this is intended to perform lab tests / measurements. */
DEFUN_HIDDEN(lchan_act_bts, lchan_act_all_cmd,
	     "(activate-all-lchan|deactivate-all-lchan)",
	     ACTIVATE_ALL_LCHANS_STR
	     DEACTIVATE_ALL_LCHANS_STR)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	const char *act_str = argv[0];
	int activate;
	int bts_nr;
	struct gsm_bts *bts;
	int trx_nr;
	struct gsm_bts_trx *trx;

	if (!strcmp(act_str, "activate-all-lchan"))
		activate = 1;
	else
		activate = 0;

	for (bts_nr = 0; bts_nr < net->num_bts; bts_nr++) {
		bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
		for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++) {
			trx = gsm_bts_trx_num(bts, trx_nr);
			lchan_act_trx(vty, trx, activate);
		}
	}

	vty_out(vty, "%% All channels have been %s on all BTS/TRX, please "
		     "make sure that the radio link timeout is set to %s%s",
		activate ? "activated" : "deactivated",
		activate ? "'infinite'" : "its old value (e.g. 'oml')",
		VTY_NEWLINE);

	return CMD_SUCCESS;
}

/* Similar to lchan_act, but activates all lchans on the specified BTS at once,
 * this is intended to perform lab tests / measurements. */
DEFUN_HIDDEN(lchan_act_all_bts, lchan_act_all_bts_cmd,
	     "bts <0-255> (activate-all-lchan|deactivate-all-lchan)",
	     "BTS Specific Commands\n" BTS_NR_STR
	     ACTIVATE_ALL_LCHANS_STR
	     DEACTIVATE_ALL_LCHANS_STR)
{
	int bts_nr = atoi(argv[0]);
	const char *act_str = argv[1];
	int activate;
	struct gsm_bts *bts;
	int trx_nr;
	struct gsm_bts_trx *trx;

	if (!strcmp(act_str, "activate-all-lchan"))
		activate = 1;
	else
		activate = 0;

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	for (trx_nr = 0; trx_nr < bts->num_trx; trx_nr++) {
		trx = gsm_bts_trx_num(bts, trx_nr);
		lchan_act_trx(vty, trx, activate);
	}

	vty_out(vty, "%% All channels have been %s on all TRX of BTS%d, please "
		     "make sure that the radio link timeout is set to %s%s",
		activate ? "activated" : "deactivated", bts_nr,
		activate ? "'infinite'" : "its old value (e.g. 'oml')",
		VTY_NEWLINE);

	return CMD_SUCCESS;
}

/* Similar to lchan_act, but activates all lchans on the specified BTS at once,
 * this is intended to perform lab tests / measurements. */
DEFUN_HIDDEN(lchan_act_all_trx, lchan_act_all_trx_cmd,
	     "bts <0-255> trx <0-255> (activate-all-lchan|deactivate-all-lchan)",
	     "BTS for manual command\n" BTS_NR_STR
	     "TRX for manual command\n" TRX_NR_STR
	     ACTIVATE_ALL_LCHANS_STR
	     DEACTIVATE_ALL_LCHANS_STR)
{
	int bts_nr = atoi(argv[0]);
	int trx_nr = atoi(argv[1]);
	const char *act_str = argv[2];
	int activate;
	struct gsm_bts *bts;
	struct gsm_bts_trx *trx;

	if (!strcmp(act_str, "activate-all-lchan"))
		activate = 1;
	else
		activate = 0;

	bts = gsm_bts_num(gsmnet_from_vty(vty), bts_nr);
	if (!bts) {
		vty_out(vty, "%% No such BTS (%d)%s", bts_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	trx = gsm_bts_trx_num(bts, trx_nr);
	if (!trx) {
		vty_out(vty, "%% No such TRX (%d)%s", trx_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	lchan_act_trx(vty, trx, activate);

	vty_out(vty, "%% All channels have been %s on BTS%d/TRX%d, please "
		     "make sure that the radio link timeout is set to %s%s",
		activate ? "activated" : "deactivated", bts_nr, trx_nr,
		activate ? "'infinite'" : "its old value (e.g. 'oml')",
		VTY_NEWLINE);

	return CMD_SUCCESS;
}

DEFUN(vamos_modify_lchan, vamos_modify_lchan_cmd,
      "bts <0-255> trx <0-255> timeslot <0-7> sub-slot <0-7> modify (vamos|non-vamos) " TSC_ARGS_OPT,
      BTS_NR_TRX_TS_SS_STR2
      "Manually send Channel Mode Modify (for debugging)\n"
      "Enable VAMOS channel mode\n" "Disable VAMOS channel mode\n"
      TSC_ARGS_DOC)
{
	struct gsm_bts_trx_ts *ts;
	struct gsm_lchan *lchan;
	int ss_nr = atoi(argv[3]);
	const char *vamos_str = argv[4];
	/* argv[5] is the "tsc" string from TSC_ARGS_OPT */
	int tsc_set = (argc > 6) ? atoi(argv[6]) : -1;
	int tsc = (argc > 7) ? atoi(argv[7]) : -1;

	ts = vty_get_ts(vty, argv[0], argv[1], argv[2]);
	if (!ts)
		return CMD_WARNING;

	if (ss_nr >= ts->max_primary_lchans) {
		vty_out(vty, "%% Invalid sub-slot number for this timeslot type%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (!osmo_bts_has_feature(&ts->trx->bts->features, BTS_FEAT_VAMOS)) {
		vty_out(vty, "%% BTS does not support VAMOS%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	lchan = &ts->lchan[ss_nr];

	return trigger_vamos_mode_modify(vty, lchan, strcmp(vamos_str, "vamos") == 0, tsc_set, tsc);
}

/* Debug command to send lchans from state LCHAN_ST_UNUSED to state
 * LCHAN_ST_BORKEN and vice versa. */
DEFUN_HIDDEN(lchan_set_borken, lchan_set_borken_cmd,
	     "bts <0-255> trx <0-255> timeslot <0-7> sub-slot <0-7> (borken|unused)",
	     BTS_NR_TRX_TS_SS_STR2
	     "send lchan to state LCHAN_ST_BORKEN (for debugging)\n"
	     "send lchan to state LCHAN_ST_UNUSED (for debugging)\n")
{
	struct gsm_bts_trx_ts *ts;
	struct gsm_lchan *lchan;
	int ss_nr = atoi(argv[3]);
	ts = vty_get_ts(vty, argv[0], argv[1], argv[2]);
	if (!ts)
		return CMD_WARNING;

	lchan = &ts->lchan[ss_nr];
	if (!lchan->fi)
		return CMD_WARNING;

	if (!strcmp(argv[4], "borken")) {
		if (lchan->fi->state == LCHAN_ST_UNUSED) {
			osmo_fsm_inst_state_chg(lchan->fi, LCHAN_ST_BORKEN, 0, 0);
		} else {
			vty_out(vty,
				"%% lchan is in state %s, only lchans that are in state %s may be moved to state %s manually%s",
				osmo_fsm_state_name(lchan->fi->fsm, lchan->fi->state),
				osmo_fsm_state_name(lchan->fi->fsm, LCHAN_ST_UNUSED),
				osmo_fsm_state_name(lchan->fi->fsm, LCHAN_ST_BORKEN), VTY_NEWLINE);
			return CMD_WARNING;
		}
	} else {
		if (lchan->fi->state == LCHAN_ST_BORKEN) {
			rate_ctr_inc(rate_ctr_group_get_ctr(lchan->ts->trx->bts->bts_ctrs, BTS_CTR_LCHAN_BORKEN_EV_VTY));
			osmo_fsm_inst_state_chg(lchan->fi, LCHAN_ST_UNUSED, 0, 0);
		} else {
			vty_out(vty,
				"%% lchan is in state %s, only lchans that are in state %s may be moved to state %s manually%s",
				osmo_fsm_state_name(lchan->fi->fsm, lchan->fi->state),
				osmo_fsm_state_name(lchan->fi->fsm, LCHAN_ST_BORKEN),
				osmo_fsm_state_name(lchan->fi->fsm, LCHAN_ST_UNUSED), VTY_NEWLINE);
			return CMD_WARNING;
		}
	}

	return CMD_SUCCESS;
}

DEFUN(lchan_mdcx, lchan_mdcx_cmd,
	"bts <0-255> trx <0-255> timeslot <0-7> sub-slot <0-7> mdcx A.B.C.D <0-65535>",
	BTS_NR_TRX_TS_SS_STR2
	"Modify RTP Connection\n" "MGW IP Address\n" "MGW UDP Port\n")
{
	struct gsm_bts_trx_ts *ts;
	struct gsm_lchan *lchan;
	int ss_nr = atoi(argv[3]);
	int port = atoi(argv[5]);
	struct in_addr ia;
	inet_aton(argv[4], &ia);

	ts = vty_get_ts(vty, argv[0], argv[1], argv[2]);
	if (!ts)
		return CMD_WARNING;

	lchan = &ts->lchan[ss_nr];

	if (!is_ipaccess_bts(lchan->ts->trx->bts)) {
		vty_out(vty, "%% BTS is not of ip.access type%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (ss_nr >= ts->max_primary_lchans) {
		vty_out(vty, "%% subslot index %d too large for physical channel %s (%u slots)%s",
			ss_nr, gsm_pchan_name(ts->pchan_is), ts->max_primary_lchans,
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	vty_out(vty, "%% connecting RTP of %s to %s:%u%s", gsm_lchan_name(lchan),
		inet_ntoa(ia), port, VTY_NEWLINE);
	lchan->abis_ip.connect_ip = ia.s_addr;
	lchan->abis_ip.connect_port = port;
	rsl_tx_ipacc_mdcx(lchan);
	return CMD_SUCCESS;
}

DEFUN(lchan_reassign, lchan_reassign_cmd,
	"bts <0-255> trx <0-255> timeslot <0-7> (sub-slot|vamos-sub-slot) <0-7> "
	"reassign-to trx <0-255> timeslot <0-7> (sub-slot|vamos-sub-slot) <0-7> "
	TSC_ARGS_OPT,
	BTS_NR_TRX_TS_STR2
	"Primary sub-slot\n" "VAMOS secondary shadow subslot, range <0-1>, only valid for TCH type timeslots\n"
	SS_NR_STR
	"Trigger Assignment to an unused lchan on the same cell\n"
	"Target TRX\nTRX nr\nTarget timeslot\ntimeslot nr\n"
	"Primary sub-slot\n" "VAMOS secondary shadow subslot, range <0-1>, only valid for TCH type timeslots\n"
	SS_NR_STR
	TSC_ARGS_DOC)
{
	const char *bts_str = argv[0];
	const char *from_trx_str = argv[1];
	const char *from_ts_str = argv[2];
	bool from_vamos = (strcmp(argv[3], "vamos-sub-slot") == 0);
	int from_ss_nr = atoi(argv[4]);
	const char *to_trx_str = argv[5];
	const char *to_ts_str = argv[6];
	bool to_vamos = (strcmp(argv[7], "vamos-sub-slot") == 0);
	int to_ss_nr = atoi(argv[8]);
	int tsc_set = (argc > 10) ? atoi(argv[10]) : -1;
	int tsc = (argc > 11) ? atoi(argv[11]) : -1;

	struct gsm_bts_trx_ts *from_ts;
	struct gsm_bts_trx_ts *to_ts;
	struct gsm_lchan *from_lchan;
	struct gsm_lchan *to_lchan;

	from_ts = vty_get_ts(vty, bts_str, from_trx_str, from_ts_str);
	if (!from_ts)
		return CMD_WARNING;
	to_ts = vty_get_ts(vty, bts_str, to_trx_str, to_ts_str);
	if (!to_ts)
		return CMD_WARNING;

	if (!ts_is_capable_of_pchan(to_ts, from_ts->pchan_is)) {
		vty_out(vty, "cannot re-assign, target timeslot has mismatching physical channel config: %s -> %s%s",
			gsm_pchan_name(from_ts->pchan_is), gsm_pchan_name(to_ts->pchan_on_init), VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (from_ss_nr >= from_ts->max_primary_lchans) {
		vty_out(vty, "cannot re-assign, invalid source subslot number: %d%s",
			from_ss_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (to_ss_nr >= to_ts->max_primary_lchans) {
		vty_out(vty, "cannot re-assign, invalid target subslot number: %d%s",
			to_ss_nr, VTY_NEWLINE);
		return CMD_WARNING;
	}

	if (from_vamos)
		from_ss_nr += from_ts->max_primary_lchans;
	from_lchan = &from_ts->lchan[from_ss_nr];

	if (to_vamos)
		to_ss_nr += to_ts->max_primary_lchans;
	to_lchan = &to_ts->lchan[to_ss_nr];

	if (!lchan_state_is(from_lchan, LCHAN_ST_ESTABLISHED)) {
		vty_out(vty, "cannot re-assign, source lchan is not in ESTABLISHED state%s", VTY_NEWLINE);
		return CMD_WARNING;
	}
	if (!to_lchan->fi) {
		vty_out(vty, "cannot re-assign, target lchan is not initialized%s", VTY_NEWLINE);
		return CMD_WARNING;
	}
	if (!lchan_state_is(to_lchan, LCHAN_ST_UNUSED)) {
		vty_out(vty, "cannot re-assign, target lchan is already in use%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	/* Set lchan type, so that activation will work out. */
	lchan_select_set_type(to_lchan, chan_mode_to_chan_type(from_lchan->current_ch_mode_rate.chan_mode,
							       from_lchan->current_ch_mode_rate.chan_rate));

	LOG_LCHAN(from_lchan, LOGL_NOTICE, "VTY requests re-assignment of this lchan to %s%s\n",
		  gsm_lchan_name(to_lchan), to_lchan->vamos.is_secondary ? " (to VAMOS mode)" : "");
	LOG_LCHAN(to_lchan, LOGL_NOTICE, "VTY requests re-assignment of %s to this lchan%s TSC %d/%d\n",
		  gsm_lchan_name(from_lchan), to_lchan->vamos.is_secondary ? " (to VAMOS mode)" : "",
		  tsc_set, tsc);
	if (reassignment_request_to_lchan(ASSIGN_FOR_VTY, from_lchan, to_lchan, tsc_set, tsc)) {
		vty_out(vty, "failed to request re-assignment%s", VTY_NEWLINE);
		return CMD_WARNING;
	}
	return CMD_SUCCESS;
}

DEFUN(ctrl_trap, ctrl_trap_cmd,
	"ctrl-interface generate-trap TRAP VALUE",
	"Commands related to the CTRL Interface\n"
	"Generate a TRAP for test purpose\n"
	"Identity/Name of the TRAP variable\n"
	"Value of the TRAP variable\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);

	ctrl_cmd_send_trap(net->ctrl, argv[0], (char *) argv[1]);
	return CMD_SUCCESS;
}

#define NETWORK_STR "Configure the GSM network\n"
#define CODE_CMD_STR "Code commands\n"
#define NAME_CMD_STR "Name Commands\n"
#define NAME_STR "Name to use\n"

DEFUN_ATTR(cfg_net,
	   cfg_net_cmd,
	   "network", NETWORK_STR,
	   CMD_ATTR_IMMEDIATE)
{
	vty->index = gsmnet_from_vty(vty);
	vty->node = GSMNET_NODE;

	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_ncc,
	      cfg_net_ncc_cmd,
	      X(BSC_VTY_ATTR_RESTART_ABIS_RSL_LINK),
	      "network country code <1-999>",
	      "Set the GSM network country code\n"
	      "Country commands\n"
	      CODE_CMD_STR
	      "Network Country Code to use\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	uint16_t mcc;

	if (osmo_mcc_from_str(argv[0], &mcc)) {
		vty_out(vty, "%% Error decoding MCC: %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}

	gsmnet->plmn.mcc = mcc;

	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_mnc,
	      cfg_net_mnc_cmd,
	      X(BSC_VTY_ATTR_RESTART_ABIS_RSL_LINK),
	      "mobile network code <0-999>",
	      "Set the GSM mobile network code\n"
	      "Network Commands\n"
	      CODE_CMD_STR
	      "Mobile Network Code to use\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	uint16_t mnc;
	bool mnc_3_digits;

	if (osmo_mnc_from_str(argv[0], &mnc, &mnc_3_digits)) {
		vty_out(vty, "%% Error decoding MNC: %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}

	gsmnet->plmn.mnc = mnc;
	gsmnet->plmn.mnc_3_digits = mnc_3_digits;

	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_encryption,
	      cfg_net_encryption_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "encryption a5 <0-4> [<0-4>] [<0-4>] [<0-4>] [<0-4>]",
	      "Encryption options\n"
	      "GSM A5 Air Interface Encryption\n"
	      "A5/n Algorithm Number\n"
	      "A5/n Algorithm Number\n"
	      "A5/n Algorithm Number\n"
	      "A5/n Algorithm Number\n"
	      "A5/n Algorithm Number\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	unsigned int i;

	gsmnet->a5_encryption_mask = 0;
	for (i = 0; i < argc; i++)
		gsmnet->a5_encryption_mask |= (1 << atoi(argv[i]));

	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_dyn_ts_allow_tch_f,
      cfg_net_dyn_ts_allow_tch_f_cmd,
      "dyn_ts_allow_tch_f (0|1)",
      "Allow or disallow allocating TCH/F on TCH_F_TCH_H_PDCH timeslots\n"
      "Disallow TCH/F on TCH_F_TCH_H_PDCH (default)\n"
      "Allow TCH/F on TCH_F_TCH_H_PDCH\n")
{
	struct gsm_network *gsmnet = gsmnet_from_vty(vty);
	gsmnet->dyn_ts_allow_tch_f = atoi(argv[0]) ? true : false;
	vty_out(vty, "%% dyn_ts_allow_tch_f is deprecated, rather use msc/codec-list to pick codecs%s",
		VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_timezone,
	   cfg_net_timezone_cmd,
	   "timezone <-19-19> (0|15|30|45)",
	   "Set the Timezone Offset of the network\n"
	   "Timezone offset (hours)\n"
	   "Timezone offset (00 minutes)\n"
	   "Timezone offset (15 minutes)\n"
	   "Timezone offset (30 minutes)\n"
	   "Timezone offset (45 minutes)\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct gsm_network *net = vty->index;
	int tzhr = atoi(argv[0]);
	int tzmn = atoi(argv[1]);

	net->tz.hr = tzhr;
	net->tz.mn = tzmn;
	net->tz.dst = 0;
	net->tz.override = 1;

	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_timezone_dst,
	   cfg_net_timezone_dst_cmd,
	   "timezone <-19-19> (0|15|30|45) <0-2>",
	   "Set the Timezone Offset of the network\n"
	   "Timezone offset (hours)\n"
	   "Timezone offset (00 minutes)\n"
	   "Timezone offset (15 minutes)\n"
	   "Timezone offset (30 minutes)\n"
	   "Timezone offset (45 minutes)\n"
	   "DST offset (hours)\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct gsm_network *net = vty->index;
	int tzhr = atoi(argv[0]);
	int tzmn = atoi(argv[1]);
	int tzdst = atoi(argv[2]);

	net->tz.hr = tzhr;
	net->tz.mn = tzmn;
	net->tz.dst = tzdst;
	net->tz.override = 1;

	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_no_timezone,
	   cfg_net_no_timezone_cmd,
	   "no timezone",
	   NO_STR
	   "Disable network timezone override, use system tz\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct gsm_network *net = vty->index;

	net->tz.override = 0;

	return CMD_SUCCESS;
}

/* FIXME: changing this value would not affect generated System Information */
DEFUN(cfg_net_per_loc_upd, cfg_net_per_loc_upd_cmd,
      "periodic location update <6-1530>",
      "Periodic Location Updating Interval\n"
      "Periodic Location Updating Interval\n"
      "Periodic Location Updating Interval\n"
      "Periodic Location Updating Interval in Minutes\n")
{
	struct gsm_network *net = vty->index;
	struct osmo_tdef *d = osmo_tdef_get_entry(net->T_defs, 3212);

	OSMO_ASSERT(d);
	d->val = atoi(argv[0]) / 6;
	vty_out(vty, "T%d = %lu %s (%s)%s", d->T, d->val, "* 6min", d->desc, VTY_NEWLINE);
	return CMD_SUCCESS;
}

/* FIXME: changing this value would not affect generated System Information */
DEFUN(cfg_net_no_per_loc_upd, cfg_net_no_per_loc_upd_cmd,
      "no periodic location update",
      NO_STR
      "Periodic Location Updating Interval\n"
      "Periodic Location Updating Interval\n"
      "Periodic Location Updating Interval\n")
{
	struct gsm_network *net = vty->index;
	struct osmo_tdef *d = osmo_tdef_get_entry(net->T_defs, 3212);

	OSMO_ASSERT(d);
	d->val = 0;
	vty_out(vty, "T%d = %lu %s (%s)%s", d->T, d->val, "* 6min", d->desc, VTY_NEWLINE);
	return CMD_SUCCESS;
}

#define MEAS_FEED_STR "Measurement Report export\n"

DEFUN_ATTR(cfg_net_meas_feed_dest, cfg_net_meas_feed_dest_cmd,
	   "meas-feed destination ADDR <0-65535>",
	   MEAS_FEED_STR "Where to forward Measurement Report feeds\n" "address or hostname\n" "port number\n",
	   CMD_ATTR_IMMEDIATE)
{
	int rc;
	const char *host = argv[0];
	uint16_t port = atoi(argv[1]);

	rc = meas_feed_cfg_set(host, port);
	if (rc < 0)
		return CMD_WARNING;

	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_meas_feed_scenario, cfg_net_meas_feed_scenario_cmd,
	   "meas-feed scenario NAME",
	   MEAS_FEED_STR "Set a name to include in the Measurement Report feeds\n" "Name string, up to 31 characters\n",
	   CMD_ATTR_IMMEDIATE)
{
	meas_feed_scenario_set(argv[0]);

	return CMD_SUCCESS;
}

static void legacy_timers(struct vty *vty, const char **T_arg)
{
	if (!strcmp((*T_arg), "T993111") || !strcmp((*T_arg), "t993111")) {
		vty_out(vty, "%% Legacy: timer T993111 is now X3111%s", VTY_NEWLINE);
		(*T_arg) = "X3111";
	} else if (!strcmp((*T_arg), "T993210") || !strcmp((*T_arg), "t993210")) {
		vty_out(vty, "%% Legacy: timer T993210 is now X3210%s", VTY_NEWLINE);
		(*T_arg) = "X3210";
	} else if (!strcmp((*T_arg), "T999") || !strcmp((*T_arg), "t999")) {
		vty_out(vty, "%% Legacy: timer T999 is now X4%s", VTY_NEWLINE);
		(*T_arg) = "X4";
	}
}

/* LEGACY TIMER COMMAND. The proper commands are added by osmo_tdef_vty_groups_init(), using explicit timer group
 * naming. The old groupless timer command accesses the 'net' group only, but is still available. */
DEFUN_HIDDEN(show_timer, show_timer_cmd,
      "show timer " OSMO_TDEF_VTY_ARG_T,
      SHOW_STR "Show timers\n"
      OSMO_TDEF_VTY_DOC_T)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	const char *T_arg = argv[0];
	if (T_arg)
		legacy_timers(vty, &T_arg);
	return osmo_tdef_vty_show_cmd(vty, net->T_defs, T_arg, NULL);
}

/* LEGACY TIMER COMMAND. The proper commands are added by osmo_tdef_vty_groups_init(), using explicit timer group
 * naming. The old groupless timer command accesses the 'net' group only, but is still available. */
DEFUN_HIDDEN(cfg_net_timer, cfg_net_timer_cmd,
      "timer " OSMO_TDEF_VTY_ARG_T " " OSMO_TDEF_VTY_ARG_VAL_OPTIONAL,
      "Configure or show timers\n"
      OSMO_TDEF_VTY_DOC_SET)
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	const char *mod_argv[argc];
	memcpy(mod_argv, argv, sizeof(mod_argv));
	legacy_timers(vty, &mod_argv[0]);
	/* If any arguments are missing, redirect to 'show' */
	if (argc < 2)
		return show_timer(self, vty, argc, mod_argv);
	return osmo_tdef_vty_set_cmd(vty, net->T_defs, mod_argv);
}

DEFUN(cfg_net_allow_unusable_timeslots, cfg_net_allow_unusable_timeslots_cmd,
      "allow-unusable-timeslots",
      "Don't refuse to start with mutually exclusive codec settings\n")
{
	struct gsm_network *net = gsmnet_from_vty(vty);
	net->allow_unusable_timeslots = true;
	LOGP(DMSC, LOGL_ERROR, "Configuration contains 'allow-unusable-timeslots'. OsmoBSC will start up even if the"
			       " configuration has unusable codec settings!\n");
	return CMD_SUCCESS;
}

static struct bsc_msc_data *bsc_msc_data(struct vty *vty)
{
	return vty->index;
}

static struct cmd_node bsc_node = {
	BSC_NODE,
	"%s(config-bsc)# ",
	1,
};

static struct cmd_node msc_node = {
	MSC_NODE,
	"%s(config-msc)# ",
	1,
};

#define MSC_NR_RANGE "<0-1000>"

DEFUN_ATTR(cfg_net_msc,
	   cfg_net_msc_cmd,
	   "msc [" MSC_NR_RANGE "]", "Configure MSC details\n" "MSC connection to configure\n",
	   CMD_ATTR_IMMEDIATE)
{
	int index = argc == 1 ? atoi(argv[0]) : 0;
	struct bsc_msc_data *msc;

	msc = osmo_msc_data_alloc(bsc_gsmnet, index);
	if (!msc) {
		vty_out(vty, "%% Failed to allocate MSC data.%s", VTY_NEWLINE);
		return CMD_WARNING;
	}

	vty->index = msc;
	vty->node = MSC_NODE;
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_bsc,
	   cfg_net_bsc_cmd,
	   "bsc", "Configure BSC\n",
	   CMD_ATTR_IMMEDIATE)
{
	vty->node = BSC_NODE;
	return CMD_SUCCESS;
}

static void write_msc_amr_options(struct vty *vty, struct bsc_msc_data *msc)
{
#define WRITE_AMR(vty, msc, name, var) \
	vty_out(vty, " amr-config %s %s%s", \
		name, msc->amr_conf.var ? "allowed" : "forbidden", \
		VTY_NEWLINE);

	WRITE_AMR(vty, msc, "12_2k", m12_2);
	WRITE_AMR(vty, msc, "10_2k", m10_2);
	WRITE_AMR(vty, msc, "7_95k", m7_95);
	WRITE_AMR(vty, msc, "7_40k", m7_40);
	WRITE_AMR(vty, msc, "6_70k", m6_70);
	WRITE_AMR(vty, msc, "5_90k", m5_90);
	WRITE_AMR(vty, msc, "5_15k", m5_15);
	WRITE_AMR(vty, msc, "4_75k", m4_75);
#undef WRITE_AMR

	if (msc->amr_octet_aligned)
		vty_out(vty, " amr-payload octet-aligned%s", VTY_NEWLINE);
	else
		vty_out(vty, " amr-payload bandwith-efficient%s", VTY_NEWLINE);
}

static void msc_write_nri(struct vty *vty, struct bsc_msc_data *msc, bool verbose);

static void write_msc(struct vty *vty, struct bsc_msc_data *msc)
{
	vty_out(vty, "msc %d%s", msc->nr, VTY_NEWLINE);
	if (msc->core_plmn.mnc != GSM_MCC_MNC_INVALID)
		vty_out(vty, " core-mobile-network-code %s%s",
			osmo_mnc_name(msc->core_plmn.mnc, msc->core_plmn.mnc_3_digits), VTY_NEWLINE);
	if (msc->core_plmn.mcc != GSM_MCC_MNC_INVALID)
		vty_out(vty, " core-mobile-country-code %s%s",
			osmo_mcc_name(msc->core_plmn.mcc), VTY_NEWLINE);

	if (msc->audio_length != 0) {
		int i;

		vty_out(vty, " codec-list ");
		for (i = 0; i < msc->audio_length; ++i) {
			if (i != 0)
				vty_out(vty, " ");

			if (msc->audio_support[i]->hr)
				vty_out(vty, "hr%.1u", msc->audio_support[i]->ver);
			else
				vty_out(vty, "fr%.1u", msc->audio_support[i]->ver);
		}
		vty_out(vty, "%s", VTY_NEWLINE);

	}

	vty_out(vty, " allow-emergency %s%s", msc->allow_emerg ?
					"allow" : "deny", VTY_NEWLINE);

	/* write amr options */
	write_msc_amr_options(vty, msc);

	/* write sccp connection configuration */
	if (msc->a.bsc_addr_name) {
		vty_out(vty, " bsc-addr %s%s",
			msc->a.bsc_addr_name, VTY_NEWLINE);
	}
	if (msc->a.msc_addr_name) {
		vty_out(vty, " msc-addr %s%s",
			msc->a.msc_addr_name, VTY_NEWLINE);
	}
	vty_out(vty, " asp-protocol %s%s", osmo_ss7_asp_protocol_name(msc->a.asp_proto), VTY_NEWLINE);
	vty_out(vty, " lcls-mode %s%s", get_value_string(bsc_lcls_mode_names, msc->lcls_mode),
		VTY_NEWLINE);

	if (msc->lcls_codec_mismatch_allow)
		vty_out(vty, " lcls-codec-mismatch allowed%s", VTY_NEWLINE);
	else
		vty_out(vty, " lcls-codec-mismatch forbidden%s", VTY_NEWLINE);

	/* write MGW configuration */
	mgcp_client_config_write(vty, " ");

	if (msc->x_osmo_ign_configured) {
		if (!msc->x_osmo_ign)
			vty_out(vty, " no mgw x-osmo-ign%s", VTY_NEWLINE);
		else
			vty_out(vty, " mgw x-osmo-ign call-id%s", VTY_NEWLINE);
	}

	if (msc->use_osmux != OSMUX_USAGE_OFF) {
		vty_out(vty, " osmux %s%s", msc->use_osmux == OSMUX_USAGE_ON ? "on" : "only",
			VTY_NEWLINE);
	}

	msc_write_nri(vty, msc, false);

	if (!msc->allow_attach)
		vty_out(vty, " no allow-attach%s", VTY_NEWLINE);
}

static int config_write_msc(struct vty *vty)
{
	struct bsc_msc_data *msc;

	llist_for_each_entry(msc, &bsc_gsmnet->mscs, entry)
		write_msc(vty, msc);

	return CMD_SUCCESS;
}

static int config_write_bsc(struct vty *vty)
{
	vty_out(vty, "bsc%s", VTY_NEWLINE);
	vty_out(vty, " mid-call-timeout %d%s", bsc_gsmnet->mid_call_timeout, VTY_NEWLINE);
	if (bsc_gsmnet->rf_ctrl_name)
		vty_out(vty, " bsc-rf-socket %s%s",
			bsc_gsmnet->rf_ctrl_name, VTY_NEWLINE);

	if (bsc_gsmnet->auto_off_timeout != -1)
		vty_out(vty, " bsc-auto-rf-off %d%s",
			bsc_gsmnet->auto_off_timeout, VTY_NEWLINE);

	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_bsc_ncc,
	   cfg_net_bsc_ncc_cmd,
	   "core-mobile-network-code <1-999>",
	   "Use this network code for the core network\n" "MNC value\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *data = bsc_msc_data(vty);
	uint16_t mnc;
	bool mnc_3_digits;

	if (osmo_mnc_from_str(argv[0], &mnc, &mnc_3_digits)) {
		vty_out(vty, "%% Error decoding MNC: %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}
	data->core_plmn.mnc = mnc;
	data->core_plmn.mnc_3_digits = mnc_3_digits;
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_bsc_mcc,
	   cfg_net_bsc_mcc_cmd,
	   "core-mobile-country-code <1-999>",
	   "Use this country code for the core network\n" "MCC value\n",
	   CMD_ATTR_IMMEDIATE)
{
	uint16_t mcc;
	struct bsc_msc_data *data = bsc_msc_data(vty);
	if (osmo_mcc_from_str(argv[0], &mcc)) {
		vty_out(vty, "%% Error decoding MCC: %s%s", argv[0], VTY_NEWLINE);
		return CMD_WARNING;
	}
	data->core_plmn.mcc = mcc;
	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_bsc_lac,
		 cfg_net_bsc_lac_cmd,
		 "core-location-area-code <0-65535>",
		 "Legacy configuration that no longer has any effect\n-\n")
{
	vty_out(vty, "%% Deprecated 'core-location-area-code' config no longer has any effect%s", VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_bsc_ci,
		 cfg_net_bsc_ci_cmd,
		 "core-cell-identity <0-65535>",
		 "Legacy configuration that no longer has any effect\n-\n")
{
	vty_out(vty, "%% Deprecated 'core-cell-identity' config no longer has any effect%s", VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_bsc_rtp_base,
      cfg_net_bsc_rtp_base_cmd,
      "ip.access rtp-base <1-65000>",
      "deprecated\n" "deprecated, RTP is handled by the MGW\n" "deprecated\n")
{
	vty_out(vty, "%% deprecated: 'ip.access rtp-base' has no effect, RTP is handled by the MGW%s", VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_bsc_codec_list,
	      cfg_net_bsc_codec_list_cmd,
	      BSC_VTY_ATTR_NEW_LCHAN,
	      "codec-list .LIST",
	      "Set the allowed audio codecs\n"
	      "List of audio codecs, e.g. fr3 fr1 hr3\n")
{
	struct bsc_msc_data *data = bsc_msc_data(vty);
	int i;

	/* check all given arguments first */
	for (i = 0; i < argc; ++i) {
		/* check for hrX or frX */
		if (strlen(argv[i]) != 3
				|| argv[i][1] != 'r'
				|| (argv[i][0] != 'h' && argv[i][0] != 'f')
				|| argv[i][2] < 0x30
				|| argv[i][2] > 0x39)
			goto error;
	}

	/* free the old list... if it exists */
	if (data->audio_support) {
		talloc_free(data->audio_support);
		data->audio_support = NULL;
		data->audio_length = 0;
	}

	/* create a new array */
	data->audio_support =
		talloc_zero_array(bsc_gsmnet, struct gsm_audio_support *, argc);
	data->audio_length = argc;

	for (i = 0; i < argc; ++i) {
		data->audio_support[i] = talloc_zero(data->audio_support,
				struct gsm_audio_support);
		data->audio_support[i]->ver = atoi(argv[i] + 2);

		if (strncmp("hr", argv[i], 2) == 0)
			data->audio_support[i]->hr = 1;
		else if (strncmp("fr", argv[i], 2) == 0)
			data->audio_support[i]->hr = 0;
	}

	return CMD_SUCCESS;

error:
	vty_out(vty, "Codec name must be hrX or frX. Was '%s'%s",
			argv[i], VTY_NEWLINE);
	return CMD_ERR_INCOMPLETE;
}

#define LEGACY_STR "This command has no effect, it is kept to support legacy config files\n"

DEFUN_DEPRECATED(deprecated_ussd_text,
      cfg_net_msc_welcome_ussd_cmd,
      "bsc-welcome-text .TEXT", LEGACY_STR LEGACY_STR)
{
	vty_out(vty, "%% osmo-bsc no longer supports USSD notification. These commands have no effect:%s"
		"%%   bsc-welcome-text, bsc-msc-lost-text, mid-call-text, bsc-grace-text, missing-msc-text%s",
		VTY_NEWLINE, VTY_NEWLINE);
	return CMD_WARNING;
}

DEFUN_DEPRECATED(deprecated_no_ussd_text,
      cfg_net_msc_no_welcome_ussd_cmd,
      "no bsc-welcome-text",
      NO_STR LEGACY_STR)
{
	return CMD_SUCCESS;
}

ALIAS_DEPRECATED(deprecated_ussd_text,
      cfg_net_msc_lost_ussd_cmd,
      "bsc-msc-lost-text .TEXT", LEGACY_STR LEGACY_STR);

ALIAS_DEPRECATED(deprecated_no_ussd_text,
      cfg_net_msc_no_lost_ussd_cmd,
      "no bsc-msc-lost-text", NO_STR LEGACY_STR);

ALIAS_DEPRECATED(deprecated_ussd_text,
      cfg_net_msc_grace_ussd_cmd,
      "bsc-grace-text .TEXT", LEGACY_STR LEGACY_STR);

ALIAS_DEPRECATED(deprecated_no_ussd_text,
      cfg_net_msc_no_grace_ussd_cmd,
      "no bsc-grace-text", NO_STR LEGACY_STR);

ALIAS_DEPRECATED(deprecated_ussd_text,
      cfg_net_bsc_missing_msc_ussd_cmd,
      "missing-msc-text .TEXT", LEGACY_STR LEGACY_STR);

ALIAS_DEPRECATED(deprecated_no_ussd_text,
      cfg_net_bsc_no_missing_msc_text_cmd,
      "no missing-msc-text", NO_STR LEGACY_STR);

DEFUN_DEPRECATED(cfg_net_msc_type,
      cfg_net_msc_type_cmd,
      "type (normal|local)",
      LEGACY_STR LEGACY_STR)
{
	vty_out(vty, "%% 'msc' / 'type' config is deprecated and no longer has any effect%s",
		VTY_NEWLINE);
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_msc_emerg,
	   cfg_net_msc_emerg_cmd,
	   "allow-emergency (allow|deny)",
	   "Allow CM ServiceRequests with type emergency\n"
	   "Allow\n" "Deny\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *data = bsc_msc_data(vty);
	data->allow_emerg = strcmp("allow", argv[0]) == 0;
	return CMD_SUCCESS;
}

#define AMR_CONF_STR "AMR Multirate Configuration\n"
#define AMR_COMMAND(name) \
	DEFUN_USRATTR(cfg_net_msc_amr_##name,				\
	  cfg_net_msc_amr_##name##_cmd,BSC_VTY_ATTR_NEW_LCHAN, 		\
	  "amr-config " #name "k (allowed|forbidden)",			\
	  AMR_CONF_STR "Bitrate\n" "Allowed\n" "Forbidden\n")		\
{									\
	struct bsc_msc_data *msc = bsc_msc_data(vty);			\
									\
	msc->amr_conf.m##name = strcmp(argv[0], "allowed") == 0;	\
	return CMD_SUCCESS;						\
}

AMR_COMMAND(12_2)
AMR_COMMAND(10_2)
AMR_COMMAND(7_95)
AMR_COMMAND(7_40)
AMR_COMMAND(6_70)
AMR_COMMAND(5_90)
AMR_COMMAND(5_15)
AMR_COMMAND(4_75)

/* Make sure only standard SSN numbers are used. If no ssn number is
 * configured, silently apply the default SSN */
static void enforce_standard_ssn(struct vty *vty, struct osmo_sccp_addr *addr)
{
	if (addr->presence & OSMO_SCCP_ADDR_T_SSN) {
		if (addr->ssn != OSMO_SCCP_SSN_BSSAP)
			vty_out(vty,
				"setting an SSN (%u) different from the standard (%u) is not allowed, will use standard SSN for address: %s%s",
				addr->ssn, OSMO_SCCP_SSN_BSSAP, osmo_sccp_addr_dump(addr), VTY_NEWLINE);
	}

	addr->presence |= OSMO_SCCP_ADDR_T_SSN;
	addr->ssn = OSMO_SCCP_SSN_BSSAP;
}

DEFUN(cfg_msc_cs7_bsc_addr,
      cfg_msc_cs7_bsc_addr_cmd,
      "bsc-addr NAME",
      "Calling Address (local address of this BSC)\n" "SCCP address name\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	const char *bsc_addr_name = argv[0];
	struct osmo_ss7_instance *ss7;

	ss7 = osmo_sccp_addr_by_name(&msc->a.bsc_addr, bsc_addr_name);
	if (!ss7) {
		vty_out(vty, "Error: No such SCCP addressbook entry: '%s'%s", bsc_addr_name, VTY_NEWLINE);
		return CMD_ERR_INCOMPLETE;
	}

	/* Prevent mixing addresses from different CS7/SS7 instances */
	if (msc->a.cs7_instance_valid) {
		if (msc->a.cs7_instance != ss7->cfg.id) {
			vty_out(vty,
				"Error: SCCP addressbook entry from mismatching CS7 instance: '%s'%s",
				bsc_addr_name, VTY_NEWLINE);
			return CMD_ERR_INCOMPLETE;
		}
	}

	msc->a.cs7_instance = ss7->cfg.id;
	msc->a.cs7_instance_valid = true;
	enforce_standard_ssn(vty, &msc->a.bsc_addr);
	msc->a.bsc_addr_name = talloc_strdup(msc, bsc_addr_name);
	return CMD_SUCCESS;
}

DEFUN(cfg_msc_cs7_msc_addr,
      cfg_msc_cs7_msc_addr_cmd,
      "msc-addr NAME",
      "Called Address (remote address of the MSC)\n" "SCCP address name\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	const char *msc_addr_name = argv[0];
	struct osmo_ss7_instance *ss7;

	ss7 = osmo_sccp_addr_by_name(&msc->a.msc_addr, msc_addr_name);
	if (!ss7) {
		vty_out(vty, "Error: No such SCCP addressbook entry: '%s'%s", msc_addr_name, VTY_NEWLINE);
		return CMD_ERR_INCOMPLETE;
	}

	/* Prevent mixing addresses from different CS7/SS7 instances */
	if (msc->a.cs7_instance_valid) {
		if (msc->a.cs7_instance != ss7->cfg.id) {
			vty_out(vty,
				"Error: SCCP addressbook entry from mismatching CS7 instance: '%s'%s",
				msc_addr_name, VTY_NEWLINE);
			return CMD_ERR_INCOMPLETE;
		}
	}

	msc->a.cs7_instance = ss7->cfg.id;
	msc->a.cs7_instance_valid = true;
	enforce_standard_ssn(vty, &msc->a.msc_addr);
	msc->a.msc_addr_name = talloc_strdup(msc, msc_addr_name);
	return CMD_SUCCESS;
}

DEFUN(cfg_msc_cs7_asp_proto,
      cfg_msc_cs7_asp_proto_cmd,
      "asp-protocol (m3ua|sua|ipa)",
      "A interface protocol to use for this MSC)\n"
      "MTP3 User Adaptation\n"
      "SCCP User Adaptation\n"
      "IPA Multiplex (SCCP Lite)\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);

	msc->a.asp_proto = get_string_value(osmo_ss7_asp_protocol_vals, argv[0]);
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_msc_lcls_mode,
	      cfg_net_msc_lcls_mode_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "lcls-mode (disabled|mgw-loop|bts-loop)",
	      "Configure 3GPP LCLS (Local Call, Local Switch)\n"
	      "Disable LCLS for all calls of this MSC\n"
	      "Enable LCLS with looping traffic in MGW\n"
	      "Enable LCLS with looping traffic between BTS\n")
{
	struct bsc_msc_data *data = bsc_msc_data(vty);
	data->lcls_mode = get_string_value(bsc_lcls_mode_names, argv[0]);
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_net_msc_lcls_mismtch,
	      cfg_net_msc_lcls_mismtch_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "lcls-codec-mismatch (allowed|forbidden)",
	      "Allow 3GPP LCLS (Local Call, Local Switch) when call legs use different codec/rate\n"
	      "Allow LCLS only only for calls that use the same codec/rate on both legs\n"
	      "Do not Allow LCLS for calls that use a different codec/rate on both legs\n")
{
	struct bsc_msc_data *data = bsc_msc_data(vty);

	if (strcmp(argv[0], "allowed") == 0)
		data->lcls_codec_mismatch_allow = true;
	else
		data->lcls_codec_mismatch_allow = false;

	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_msc_mgw_x_osmo_ign,
	      cfg_msc_mgw_x_osmo_ign_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "mgw x-osmo-ign call-id",
	      MGCP_CLIENT_MGW_STR
	      "Set a (non-standard) X-Osmo-IGN header in all CRCX messages for RTP streams"
	      " associated with this MSC, useful for A/SCCPlite MSCs, since osmo-bsc cannot know"
	      " the MSC's chosen CallID. This is enabled by default for A/SCCPlite connections,"
	      " disabled by default for all others.\n"
	      "Send 'X-Osmo-IGN: C' to ignore CallID mismatches. See OsmoMGW.\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	msc->x_osmo_ign |= MGCP_X_OSMO_IGN_CALLID;
	msc->x_osmo_ign_configured = true;
	return CMD_SUCCESS;
}

DEFUN_USRATTR(cfg_msc_no_mgw_x_osmo_ign,
	      cfg_msc_no_mgw_x_osmo_ign_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "no mgw x-osmo-ign",
	      NO_STR
	      MGCP_CLIENT_MGW_STR
	      "Do not send X-Osmo-IGN MGCP header to this MSC\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	msc->x_osmo_ign = 0;
	msc->x_osmo_ign_configured = true;
	return CMD_SUCCESS;
}

#define OSMUX_STR "RTP multiplexing\n"
DEFUN_USRATTR(cfg_msc_osmux,
	      cfg_msc_osmux_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "osmux (on|off|only)",
	      OSMUX_STR "Enable OSMUX\n" "Disable OSMUX\n" "Only use OSMUX\n")
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	if (strcmp(argv[0], "off") == 0)
		msc->use_osmux = OSMUX_USAGE_OFF;
	else if (strcmp(argv[0], "on") == 0)
		msc->use_osmux = OSMUX_USAGE_ON;
	else if (strcmp(argv[0], "only") == 0)
		msc->use_osmux = OSMUX_USAGE_ONLY;

	return CMD_SUCCESS;
}

ALIAS_DEPRECATED(deprecated_ussd_text,
      cfg_net_bsc_mid_call_text_cmd,
      "mid-call-text .TEXT",
      LEGACY_STR LEGACY_STR);

DEFUN_ATTR(cfg_net_bsc_mid_call_timeout,
	   cfg_net_bsc_mid_call_timeout_cmd,
	   "mid-call-timeout NR",
	   "Switch from Grace to Off in NR seconds.\n" "Timeout in seconds\n",
	   CMD_ATTR_IMMEDIATE)
{
	bsc_gsmnet->mid_call_timeout = atoi(argv[0]);
	return CMD_SUCCESS;
}

DEFUN(cfg_net_rf_socket,
      cfg_net_rf_socket_cmd,
      "bsc-rf-socket PATH",
      "Set the filename for the RF control interface.\n" "RF Control path\n")
{
	osmo_talloc_replace_string(bsc_gsmnet, &bsc_gsmnet->rf_ctrl_name, argv[0]);
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_rf_off_time,
	   cfg_net_rf_off_time_cmd,
	   "bsc-auto-rf-off <1-65000>",
	   "Disable RF on MSC Connection\n" "Timeout\n",
	   CMD_ATTR_IMMEDIATE)
{
	bsc_gsmnet->auto_off_timeout = atoi(argv[0]);
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_net_no_rf_off_time,
	   cfg_net_no_rf_off_time_cmd,
	   "no bsc-auto-rf-off",
	   NO_STR "Disable RF on MSC Connection\n",
	   CMD_ATTR_IMMEDIATE)
{
	bsc_gsmnet->auto_off_timeout = -1;
	return CMD_SUCCESS;
}

DEFUN(show_statistics,
      show_statistics_cmd,
      "show statistics",
      SHOW_STR "Statistics about the BSC\n")
{
	openbsc_vty_print_statistics(vty, bsc_gsmnet);
	return CMD_SUCCESS;
}

DEFUN(show_mscs,
      show_mscs_cmd,
      "show mscs",
      SHOW_STR "MSC Connections and State\n")
{
	struct bsc_msc_data *msc;
	llist_for_each_entry(msc, &bsc_gsmnet->mscs, entry) {
		vty_out(vty, "%d %s %s ",
			msc->a.cs7_instance,
			osmo_ss7_asp_protocol_name(msc->a.asp_proto),
			osmo_sccp_inst_addr_name(msc->a.sccp, &msc->a.bsc_addr));
		vty_out(vty, "%s%s",
			osmo_sccp_inst_addr_name(msc->a.sccp, &msc->a.msc_addr),
			VTY_NEWLINE);
	}

	return CMD_SUCCESS;
}

DEFUN(show_pos,
      show_pos_cmd,
      "show position",
      SHOW_STR "Position information of the BTS\n")
{
	struct gsm_bts *bts;
	struct bts_location *curloc;
	struct tm time;
	char timestr[50];

	llist_for_each_entry(bts, &bsc_gsmnet->bts_list, list) {
		if (llist_empty(&bts->loc_list)) {
			vty_out(vty, "BTS Nr: %d position invalid%s", bts->nr,
				VTY_NEWLINE);
			continue;
		}
		curloc = llist_entry(bts->loc_list.next, struct bts_location, list);
		if (gmtime_r(&curloc->tstamp, &time) == NULL) {
			vty_out(vty, "Time conversion failed for BTS %d%s", bts->nr,
				VTY_NEWLINE);
			continue;
		}
		if (asctime_r(&time, timestr) == NULL) {
			vty_out(vty, "Time conversion failed for BTS %d%s", bts->nr,
				VTY_NEWLINE);
			continue;
		}
		/* Last character in asctime is \n */
		timestr[strlen(timestr)-1] = 0;

		vty_out(vty, "BTS Nr: %d position: %s time: %s%s", bts->nr,
			get_value_string(bts_loc_fix_names, curloc->valid), timestr,
			VTY_NEWLINE);
		vty_out(vty, " lat: %f lon: %f height: %f%s", curloc->lat, curloc->lon,
			curloc->height, VTY_NEWLINE);
	}
	return CMD_SUCCESS;
}

DEFUN(gen_position_trap,
      gen_position_trap_cmd,
      "generate-location-state-trap <0-255>",
      "Generate location state report\n"
      "BTS to report\n")
{
	int bts_nr;
	struct gsm_bts *bts;
	struct gsm_network *net = bsc_gsmnet;

	bts_nr = atoi(argv[0]);
	if (bts_nr >= net->num_bts) {
		vty_out(vty, "%% can't find BTS '%s'%s", argv[0],
			VTY_NEWLINE);
		return CMD_WARNING;
	}

	bts = gsm_bts_num(net, bts_nr);
	bsc_gen_location_state_trap(bts);
	return CMD_SUCCESS;
}

DEFUN(logging_fltr_imsi,
      logging_fltr_imsi_cmd,
      "logging filter imsi IMSI",
	LOGGING_STR FILTER_STR
      "Filter log messages by IMSI\n" "IMSI to be used as filter\n")
{
	struct bsc_subscr *bsc_subscr;
	struct log_target *tgt = osmo_log_vty2tgt(vty);
	const char *imsi = argv[0];

	if (!tgt)
		return CMD_WARNING;

	bsc_subscr = bsc_subscr_find_or_create_by_imsi(bsc_gsmnet->bsc_subscribers, imsi, __func__);

	if (!bsc_subscr) {
		vty_out(vty, "%% failed to enable logging for subscriber with IMSI(%s)%s",
			imsi, VTY_NEWLINE);
		return CMD_WARNING;
	}

	log_set_filter_bsc_subscr(tgt, bsc_subscr);
	/* log_set_filter has grabbed its own reference  */
	bsc_subscr_put(bsc_subscr, __func__);

	return CMD_SUCCESS;
}

static void dump_one_sub(struct vty *vty, struct bsc_subscr *bsub)
{
	vty_out(vty, " %15s  %08x  %s%s", bsub->imsi, bsub->tmsi, osmo_use_count_to_str_c(OTC_SELECT, &bsub->use_count),
		VTY_NEWLINE);
}

DEFUN(show_subscr_all,
	show_subscr_all_cmd,
	"show subscriber all",
	SHOW_STR "Display information about subscribers\n" "All Subscribers\n")
{
	struct bsc_subscr *bsc_subscr;

	vty_out(vty, " IMSI             TMSI      Use%s", VTY_NEWLINE);
	/*           " 001010123456789  ffffffff  1" */

	llist_for_each_entry(bsc_subscr, bsc_gsmnet->bsc_subscribers, entry)
		dump_one_sub(vty, bsc_subscr);

	return CMD_SUCCESS;
}

DEFUN_DEPRECATED(cfg_net_msc_ping_time, cfg_net_msc_ping_time_cmd,
      "timeout-ping ARG", LEGACY_STR "-\n")
{
	vty_out(vty, "%% timeout-ping / timeout-pong config is deprecated and has no effect%s",
		VTY_NEWLINE);
	return CMD_WARNING;
}

ALIAS_DEPRECATED(cfg_net_msc_ping_time, cfg_net_msc_no_ping_time_cmd,
      "no timeout-ping [ARG]", NO_STR LEGACY_STR "-\n");

ALIAS_DEPRECATED(cfg_net_msc_ping_time, cfg_net_msc_pong_time_cmd,
      "timeout-pong ARG", LEGACY_STR "-\n");

DEFUN_DEPRECATED(cfg_net_msc_dest, cfg_net_msc_dest_cmd,
      "dest A.B.C.D <1-65000> <0-255>", LEGACY_STR "-\n" "-\n" "-\n")
{
	vty_out(vty, "%% dest config is deprecated and has no effect%s", VTY_NEWLINE);
	return CMD_WARNING;
}

ALIAS_DEPRECATED(cfg_net_msc_dest, cfg_net_msc_no_dest_cmd,
      "no dest A.B.C.D <1-65000> <0-255>", NO_STR LEGACY_STR "-\n" "-\n" "-\n");

DEFUN_USRATTR(cfg_net_msc_amr_octet_align,
	      cfg_net_msc_amr_octet_align_cmd,
	      X(BSC_VTY_ATTR_NEW_LCHAN),
	      "amr-payload (octet-aligned|bandwith-efficient",
	      "Set AMR payload framing mode\n"
	      "payload fields aligned on octet boundaries\n"
	      "payload fields packed (AoIP)\n")
{
	struct bsc_msc_data *data = bsc_msc_data(vty);

	if (strcmp(argv[0], "octet-aligned") == 0)
		data->amr_octet_aligned = true;
	else if (strcmp(argv[0], "bandwith-efficient") == 0)
		data->amr_octet_aligned = false;

	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_msc_nri_add, cfg_msc_nri_add_cmd,
	   "nri add <0-32767> [<0-32767>]",
	   NRI_STR "Add NRI value or range to the NRI mapping for this MSC\n"
	   NRI_FIRST_LAST_STR,
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	struct bsc_msc_data *other_msc;
	bool before;
	int rc;
	const char *message;
	struct osmo_nri_range add_range;

	rc = osmo_nri_ranges_vty_add(&message, &add_range, msc->nri_ranges, argc, argv, bsc_gsmnet->nri_bitlen);
	if (message) {
		NRI_WARN(msc, "%s: " NRI_ARGS_TO_STR_FMT, message, NRI_ARGS_TO_STR_ARGS(argc, argv));
	}
	if (rc < 0)
		return CMD_WARNING;

	/* Issue a warning about NRI range overlaps (but still allow them).
	 * Overlapping ranges will map to whichever MSC comes fist in the bsc_gsmnet->mscs llist,
	 * which is not necessarily in the order of increasing msc->nr. */
	before = true;
	llist_for_each_entry(other_msc, &bsc_gsmnet->mscs, entry) {
		if (other_msc == msc) {
			before = false;
			continue;
		}
		if (osmo_nri_range_overlaps_ranges(&add_range, other_msc->nri_ranges)) {
			NRI_WARN(msc, "NRI range [%d..%d] overlaps between msc %d and msc %d."
				 " For overlaps, msc %d has higher priority than msc %d",
				 add_range.first, add_range.last, msc->nr, other_msc->nr,
				 before ? other_msc->nr : msc->nr, before ? msc->nr : other_msc->nr);
		}
	}
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_msc_nri_del, cfg_msc_nri_del_cmd,
	   "nri del <0-32767> [<0-32767>]",
	   NRI_STR "Remove NRI value or range from the NRI mapping for this MSC\n"
	   NRI_FIRST_LAST_STR,
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	int rc;
	const char *message;

	rc = osmo_nri_ranges_vty_del(&message, NULL, msc->nri_ranges, argc, argv);
	if (message) {
		NRI_WARN(msc, "%s: " NRI_ARGS_TO_STR_FMT, message, NRI_ARGS_TO_STR_ARGS(argc, argv));
	}
	if (rc < 0)
		return CMD_WARNING;
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_msc_allow_attach, cfg_msc_allow_attach_cmd,
	   "allow-attach",
	   "Allow this MSC to attach new subscribers (default).\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	msc->allow_attach = true;
	return CMD_SUCCESS;
}

DEFUN_ATTR(cfg_msc_no_allow_attach, cfg_msc_no_allow_attach_cmd,
	   "no allow-attach",
	   NO_STR
	   "Do not assign new subscribers to this MSC."
	   " Useful if an MSC in an MSC pool is configured to off-load subscribers."
	   " The MSC will still be operational for already IMSI-Attached subscribers,"
	   " but the NAS node selection function will skip this MSC for new subscribers\n",
	   CMD_ATTR_IMMEDIATE)
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	msc->allow_attach = false;
	return CMD_SUCCESS;
}

static void msc_write_nri(struct vty *vty, struct bsc_msc_data *msc, bool verbose)
{
	struct osmo_nri_range *r;

	if (verbose) {
		vty_out(vty, "msc %d%s", msc->nr, VTY_NEWLINE);
		if (llist_empty(&msc->nri_ranges->entries)) {
			vty_out(vty, " %% no NRI mappings%s", VTY_NEWLINE);
			return;
		}
	}

	llist_for_each_entry(r, &msc->nri_ranges->entries, entry) {
		if (osmo_nri_range_validate(r, 255))
			vty_out(vty, " %% INVALID RANGE:");
		vty_out(vty, " nri add %d", r->first);
		if (r->first != r->last)
			vty_out(vty, " %d", r->last);
		vty_out(vty, "%s", VTY_NEWLINE);
	}
}

DEFUN(cfg_msc_show_nri, cfg_msc_show_nri_cmd,
      "show nri",
      SHOW_STR NRI_STR)
{
	struct bsc_msc_data *msc = bsc_msc_data(vty);
	msc_write_nri(vty, msc, true);
	return CMD_SUCCESS;
}

DEFUN(show_nri, show_nri_cmd,
      "show nri [" MSC_NR_RANGE "]",
      SHOW_STR NRI_STR "Optional MSC number to limit to\n")
{
	struct bsc_msc_data *msc;
	if (argc > 0) {
		int msc_nr = atoi(argv[0]);
		msc = osmo_msc_data_find(bsc_gsmnet, msc_nr);
		if (!msc) {
			vty_out(vty, "%% No such MSC%s", VTY_NEWLINE);
			return CMD_SUCCESS;
		}
		msc_write_nri(vty, msc, true);
		return CMD_SUCCESS;
	}

	llist_for_each_entry(msc, &bsc_gsmnet->mscs, entry) {
		msc_write_nri(vty, msc, true);
	}
	return CMD_SUCCESS;
}

/* Hidden since it exists only for use by ttcn3 tests */
DEFUN_HIDDEN(mscpool_roundrobin_next, mscpool_roundrobin_next_cmd,
	     "mscpool roundrobin next " MSC_NR_RANGE,
	     "MSC pooling: load balancing across multiple MSCs.\n"
	     "Adjust current state of the MSC round-robin algorithm (for testing).\n"
	     "Set the MSC nr to direct the next new subscriber to (for testing).\n"
	     "MSC number, as in the config file; if the number does not exist,"
	     " the round-robin continues to the next valid number.\n")
{
	bsc_gsmnet->mscs_round_robin_next_nr = atoi(argv[0]);
	return CMD_SUCCESS;
}

DEFUN(msc_bssmap_reset, msc_bssmap_reset_cmd,
      "msc " MSC_NR_RANGE " bssmap reset",
      "Query or manipulate a specific A-interface link\n"
      "MSC nr\n"
      "Query or manipulate BSSMAP layer of A-interface\n"
      "Flip this MSC to disconnected state and re-send BSSMAP RESET\n")
{
	int msc_nr = atoi(argv[0]);
	struct bsc_msc_data *msc;

	msc = osmo_msc_data_find(bsc_gsmnet, msc_nr);

	if (!msc) {
		vty_out(vty, "%% No such MSC: nr %d\n", msc_nr);
		return CMD_WARNING;
	}

	LOGP(DMSC, LOGL_NOTICE, "(msc%d) VTY requests BSSMAP RESET\n", msc_nr);
	bssmap_reset_resend_reset(msc->a.bssmap_reset);
	return CMD_SUCCESS;
}

int bsc_vty_init(struct gsm_network *network)
{
	OSMO_ASSERT(vty_global_gsm_network == NULL);
	vty_global_gsm_network = network;

	osmo_stats_vty_add_cmds();

	install_element(CONFIG_NODE, &cfg_net_cmd);
	install_node(&net_node, config_write_net);
	install_element(GSMNET_NODE, &cfg_net_ncc_cmd);
	install_element(GSMNET_NODE, &cfg_net_mnc_cmd);
	install_element(GSMNET_NODE, &cfg_net_encryption_cmd);
	install_element(GSMNET_NODE, &cfg_net_timezone_cmd);
	install_element(GSMNET_NODE, &cfg_net_timezone_dst_cmd);
	install_element(GSMNET_NODE, &cfg_net_no_timezone_cmd);
	install_element(GSMNET_NODE, &cfg_net_per_loc_upd_cmd);
	install_element(GSMNET_NODE, &cfg_net_no_per_loc_upd_cmd);
	install_element(GSMNET_NODE, &cfg_net_dyn_ts_allow_tch_f_cmd);
	install_element(GSMNET_NODE, &cfg_net_meas_feed_dest_cmd);
	install_element(GSMNET_NODE, &cfg_net_meas_feed_scenario_cmd);
	install_element(GSMNET_NODE, &cfg_net_timer_cmd);
	install_element(GSMNET_NODE, &cfg_net_allow_unusable_timeslots_cmd);

	/* Timer configuration commands (generic osmo_tdef API) */
	osmo_tdef_vty_groups_init(GSMNET_NODE, bsc_tdef_group);

	install_element_ve(&bsc_show_net_cmd);
	install_element_ve(&show_bts_cmd);
	install_element_ve(&show_bts_fail_rep_cmd);
	install_element_ve(&show_rejected_bts_cmd);
	install_element_ve(&show_trx_cmd);
	install_element_ve(&show_trx_con_cmd);
	install_element_ve(&show_ts_cmd);
	install_element_ve(&show_lchan_cmd);
	install_element_ve(&show_lchan_summary_cmd);
	install_element_ve(&show_lchan_summary_all_cmd);
	install_element_ve(&show_timer_cmd);

	install_element_ve(&show_subscr_conn_cmd);

	install_element_ve(&show_paging_cmd);
	install_element_ve(&show_paging_group_cmd);

	install_element(ENABLE_NODE, &handover_any_cmd);
	install_element(ENABLE_NODE, &assignment_any_cmd);
	install_element(ENABLE_NODE, &handover_any_to_arfcn_bsic_cmd);
	/* See also handover commands added on net level from handover_vty.c */

	logging_vty_add_cmds();
	osmo_talloc_vty_add_cmds();

	install_element(GSMNET_NODE, &cfg_net_neci_cmd);
	install_element(GSMNET_NODE, &cfg_net_dtx_cmd);
	install_element(GSMNET_NODE, &cfg_net_pag_any_tch_cmd);
	install_element(GSMNET_NODE, &cfg_net_nri_bitlen_cmd);
	install_element(GSMNET_NODE, &cfg_net_nri_null_add_cmd);
	install_element(GSMNET_NODE, &cfg_net_nri_null_del_cmd);

	bts_vty_init();
        mgcp_client_pool_vty_init(GSMNET_NODE, MGW_NODE, " ", vty_global_gsm_network->mgw.mgw_pool);

	install_element(ENABLE_NODE, &drop_bts_cmd);
	install_element(ENABLE_NODE, &restart_bts_cmd);
	install_element(ENABLE_NODE, &bts_resend_sysinfo_cmd);
	install_element(ENABLE_NODE, &bts_resend_power_ctrl_params_cmd);
	install_element(ENABLE_NODE, &bts_c0_power_red_cmd);
	install_element(ENABLE_NODE, &pdch_act_cmd);
	install_element(ENABLE_NODE, &lchan_act_cmd);
	install_element(ENABLE_NODE, &lchan_deact_cmd);
	install_element(ENABLE_NODE, &lchan_act_all_cmd);
	install_element(ENABLE_NODE, &lchan_act_all_bts_cmd);
	install_element(ENABLE_NODE, &lchan_act_all_trx_cmd);
	install_element(ENABLE_NODE, &vamos_modify_lchan_cmd);
	install_element(ENABLE_NODE, &lchan_mdcx_cmd);
	install_element(ENABLE_NODE, &lchan_set_borken_cmd);
	install_element(ENABLE_NODE, &lchan_reassign_cmd);

	install_element(ENABLE_NODE, &handover_subscr_conn_cmd);
	install_element(ENABLE_NODE, &assignment_subscr_conn_cmd);
	install_element(ENABLE_NODE, &smscb_cmd_cmd);
	install_element(ENABLE_NODE, &ctrl_trap_cmd);

	abis_nm_vty_init();
	abis_om2k_vty_init();
	e1inp_vty_init();
	osmo_fsm_vty_add_cmds();

	ho_vty_init();
	cbc_vty_init();
	smscb_vty_init();

	install_element(CONFIG_NODE, &cfg_net_msc_cmd);
	install_element(CONFIG_NODE, &cfg_net_bsc_cmd);

	install_node(&bsc_node, config_write_bsc);
	install_element(BSC_NODE, &cfg_net_bsc_mid_call_text_cmd);
	install_element(BSC_NODE, &cfg_net_bsc_mid_call_timeout_cmd);
	install_element(BSC_NODE, &cfg_net_rf_socket_cmd);
	install_element(BSC_NODE, &cfg_net_rf_off_time_cmd);
	install_element(BSC_NODE, &cfg_net_no_rf_off_time_cmd);
	install_element(BSC_NODE, &cfg_net_bsc_missing_msc_ussd_cmd);
	install_element(BSC_NODE, &cfg_net_bsc_no_missing_msc_text_cmd);

	install_node(&msc_node, config_write_msc);
	install_element(MSC_NODE, &cfg_net_bsc_ncc_cmd);
	install_element(MSC_NODE, &cfg_net_bsc_mcc_cmd);
	install_element(MSC_NODE, &cfg_net_bsc_lac_cmd);
	install_element(MSC_NODE, &cfg_net_bsc_ci_cmd);
	install_element(MSC_NODE, &cfg_net_bsc_rtp_base_cmd);
	install_element(MSC_NODE, &cfg_net_bsc_codec_list_cmd);
	install_element(MSC_NODE, &cfg_net_msc_dest_cmd);
	install_element(MSC_NODE, &cfg_net_msc_no_dest_cmd);
	install_element(MSC_NODE, &cfg_net_msc_welcome_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_no_welcome_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_lost_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_no_lost_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_grace_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_no_grace_ussd_cmd);
	install_element(MSC_NODE, &cfg_net_msc_type_cmd);
	install_element(MSC_NODE, &cfg_net_msc_emerg_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_12_2_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_10_2_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_7_95_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_7_40_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_6_70_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_5_90_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_5_15_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_4_75_cmd);
	install_element(MSC_NODE, &cfg_net_msc_amr_octet_align_cmd);
	install_element(MSC_NODE, &cfg_net_msc_lcls_mode_cmd);
	install_element(MSC_NODE, &cfg_net_msc_lcls_mismtch_cmd);
	install_element(MSC_NODE, &cfg_msc_cs7_bsc_addr_cmd);
	install_element(MSC_NODE, &cfg_msc_cs7_msc_addr_cmd);
	install_element(MSC_NODE, &cfg_msc_cs7_asp_proto_cmd);
	install_element(MSC_NODE, &cfg_msc_nri_add_cmd);
	install_element(MSC_NODE, &cfg_msc_nri_del_cmd);
	install_element(MSC_NODE, &cfg_msc_show_nri_cmd);
	install_element(MSC_NODE, &cfg_msc_allow_attach_cmd);
	install_element(MSC_NODE, &cfg_msc_no_allow_attach_cmd);

	/* Deprecated: ping time config, kept to support legacy config files. */
	install_element(MSC_NODE, &cfg_net_msc_no_ping_time_cmd);
	install_element(MSC_NODE, &cfg_net_msc_ping_time_cmd);
	install_element(MSC_NODE, &cfg_net_msc_pong_time_cmd);

	install_element_ve(&show_statistics_cmd);
	install_element_ve(&show_mscs_cmd);
	install_element_ve(&show_pos_cmd);
	install_element_ve(&logging_fltr_imsi_cmd);
	install_element_ve(&show_subscr_all_cmd);
	install_element_ve(&show_nri_cmd);

	install_element(ENABLE_NODE, &gen_position_trap_cmd);
	install_element(ENABLE_NODE, &mscpool_roundrobin_next_cmd);
	install_element(ENABLE_NODE, &msc_bssmap_reset_cmd);

	install_element(CFG_LOG_NODE, &logging_fltr_imsi_cmd);

	mgcp_client_vty_init(network, MSC_NODE, network->mgw.conf);
	install_element(MSC_NODE, &cfg_msc_mgw_x_osmo_ign_cmd);
	install_element(MSC_NODE, &cfg_msc_no_mgw_x_osmo_ign_cmd);
	install_element(MSC_NODE, &cfg_msc_osmux_cmd);

	return 0;
}