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-rw-r--r--src/osmo-bts-trx/l1_if.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/osmo-bts-trx/l1_if.c b/src/osmo-bts-trx/l1_if.c
index 7e09a01b..f3921f3b 100644
--- a/src/osmo-bts-trx/l1_if.c
+++ b/src/osmo-bts-trx/l1_if.c
@@ -507,6 +507,14 @@ int bts_model_l1sap_down(struct gsm_bts_trx *trx, struct osmo_phsap_prim *l1sap)
lchan_init_lapdm(lchan);
/* set lchan active */
lchan_set_state(lchan, LCHAN_S_ACTIVE);
+ /* set initial ciphering */
+ l1if_set_ciphering(l1h, lchan, chan_nr, 0);
+ l1if_set_ciphering(l1h, lchan, chan_nr, 1);
+ if (lchan->encr.alg_id)
+ lchan->ciph_state = LCHAN_CIPH_TXRX_CONF;
+ else
+ lchan->ciph_state = LCHAN_CIPH_NONE;
+
/* confirm */
mph_info_chan_confirm(l1h, chan_nr,
PRIM_INFO_ACTIVATE, 0);