diff options
| -rw-r--r-- | library/BSSMAP_Templates.ttcn | 13 | ||||
| -rw-r--r-- | msc/BSC_ConnectionHandler.ttcn | 376 | ||||
| -rw-r--r-- | msc/MSC_Tests.ttcn | 236 |
3 files changed, 291 insertions, 334 deletions
diff --git a/library/BSSMAP_Templates.ttcn b/library/BSSMAP_Templates.ttcn index 41755db0..406dfc5b 100644 --- a/library/BSSMAP_Templates.ttcn +++ b/library/BSSMAP_Templates.ttcn @@ -420,6 +420,19 @@ template (value) BSSMAP_IE_AoIP_TransportLayerAddress ts_BSSMAP_IE_AoIP_TLA4(OCT template (value) BSSMAP_IE_AoIP_TransportLayerAddress ts_BSSMAP_IE_AoIP_TLA6(OCT16 ip, uint16_t pt) := ts_BSSMAP_IE_AoIP_TLA({ipv6:=ip}, pt, 18); +template BSSMAP_IE_AoIP_TransportLayerAddress tr_BSSMAP_IE_AoIP_TLA(template BSSMAP_FIELD_IPAddress addr, + template uint16_t udp_port, + template integer len := ?) := { + elementIdentifier := '7C'O, + lengthIndicator := len, + ipAddress := addr, + uDPPortValue := udp_port +} +template BSSMAP_IE_AoIP_TransportLayerAddress tr_BSSMAP_IE_AoIP_TLA4(template OCT4 ip, template uint16_t pt) := + tr_BSSMAP_IE_AoIP_TLA({ipv4:=ip}, pt, 6); +template BSSMAP_IE_AoIP_TransportLayerAddress tr_BSSMAP_IE_AoIP_TLA6(template OCT16 ip, template uint16_t pt) := + tr_BSSMAP_IE_AoIP_TLA({ipv6:=ip}, pt, 18); + template (value) BSSMAP_IE_KC128 ts_BSSMAP_IE_Kc128(OCT16 kc128) := { elementIdentifier := '83'O, kC128_Value := kc128 diff --git a/msc/BSC_ConnectionHandler.ttcn b/msc/BSC_ConnectionHandler.ttcn index 7a94d85b..4330b535 100644 --- a/msc/BSC_ConnectionHandler.ttcn +++ b/msc/BSC_ConnectionHandler.ttcn @@ -676,6 +676,13 @@ function f_foo() runs on BSC_ConnHdlr{ /* re-configure MSC behaviour via VTY */ } +type record CrcxResponse { + integer resp, /* 1 = reply with OK, 0 = do not reply, -1 = reply with error */ + HostName mgw_rtp_ip, + PortNumber mgw_rtp_port, + MgcpConnectionId mgcp_connection_id /* MGCP Connection ID BSS Side */ +} + /* parameters related to a (MO?) voice call */ type record CallParameters { /* CC related parameters */ @@ -695,24 +702,24 @@ type record CallParameters { PortNumber bss_rtp_port optional, /* BSS Side RTP Port */ HostName mss_rtp_ip optional, /* MSS Side RTP IP */ PortNumber mss_rtp_port optional, /* MSS Side RTP Port */ - HostName mgw_rtp_ip_bss, /* BSS-facing MGW RTP IP */ - PortNumber mgw_rtp_port_bss, /* BSS-facing MGW RTP Port */ - HostName mgw_rtp_ip_mss, /* MSS-facing MGW RTP IP */ - PortNumber mgw_rtp_port_mss, /* MSS-facing MGW RTP Port */ + integer got_crcx_count, + CrcxResponse mgw_conn_1, + CrcxResponse mgw_conn_2, uint7_t rtp_payload_type, /* dynamic RTP payload type */ charstring rtp_sdp_format, /* AMR/8000 or the like */ boolean mgw_drop_dlcx optional, /* Provoke errors by not responding to DLCX (f_mt_call and f_mt_call) */ + boolean stop_after_cc_setup, /* Special case: stop call establish after CC Setup */ + boolean ran_clear_when_alerting, /* Special case: send Clear upon CC Alerting */ MgcpCallId mgcp_call_id optional, /* MGCP Call ID; CallAgent allocated */ MgcpEndpoint mgcp_ep optional /* MGCP Endpoint, CallAgent or MGW allocated */, - MgcpConnectionId mgcp_connection_id_bss, /* MGCP Connection ID BSS Side */ - MgcpConnectionId mgcp_connection_id_mss, /* MGCP Connection ID MSS Side */ - boolean use_osmux /* MSC is expected to use Osmux for this call */ + boolean use_osmux, /* MSC is expected to use Osmux for this call */ + integer got_osmux_count } -template (value) CallParameters t_CallParams(hexstring called, integer tid) := { +template (value) CallParameters t_CallParams(hexstring called := '12345'H, integer tid := 0) := { called_party := called, transaction_id := tid, mo_call := false, @@ -724,32 +731,43 @@ template (value) CallParameters t_CallParams(hexstring called, integer tid) := { bss_rtp_port := 9000, mss_rtp_ip := omit, mss_rtp_port := omit, - mgw_rtp_ip_bss := "1.1.1.1", - mgw_rtp_port_bss := 10000, - mgw_rtp_ip_mss := "1.1.1.1", - mgw_rtp_port_mss := 11000, + got_crcx_count := 0, + mgw_conn_1 := { + resp := 1, + mgw_rtp_ip := "1.1.1.1", + mgw_rtp_port := 10000, + mgcp_connection_id := '11111'H + }, + mgw_conn_2 := { + resp := 1, + mgw_rtp_ip := "1.1.1.1", + mgw_rtp_port := 11000, + mgcp_connection_id := '22222'H + }, rtp_payload_type := 98, rtp_sdp_format := "AMR/8000", mgw_drop_dlcx := false, + stop_after_cc_setup := false, + ran_clear_when_alerting := false, mgcp_call_id := omit, - mgcp_ep := omit, - mgcp_connection_id_bss := '0'H,// - mgcp_connection_id_mss := '0'H,// - use_osmux := false + mgcp_ep := "rtpbridge/1@mgw", + use_osmux := false, + got_osmux_count := 0 }; /* Allocate a call reference and send SETUP via MNCC to MSC */ function f_mt_call_initate(inout CallParameters cpars) runs on BSC_ConnHdlr { + cpars.mo_call := false; cpars.mncc_callref := f_rnd_int(2147483648); MNCC.send(ts_MNCC_SETUP_req(cpars.mncc_callref, hex2str(g_pars.msisdn), hex2str(cpars.called_party), hex2str(g_pars.imsi))); } private template (value) SDP_Message ts_SDP_CRCX_CN(CallParameters cpars) := - ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, + ts_SDP(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_ip, hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, + cpars.mgw_conn_2.mgw_rtp_port, { int2str(cpars.rtp_payload_type) }, { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, cpars.rtp_sdp_format)), @@ -770,6 +788,8 @@ runs on BSC_ConnHdlr { log("f_mt_call_complete 1"); + cpars.got_osmux_count := 0; + /* MS <- MSC: Expect CC SETUP */ BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_SETUP(cpars.transaction_id, *, cpars.called_party))); @@ -783,53 +803,26 @@ runs on BSC_ConnHdlr { /* Ask MSC via MNCC to create the RTP socket on the MSC/MGW side */ MNCC.send(ts_MNCC_RTP_CREATE(cpars.mncc_callref)); - /* First MGCP CRCX (for BSS/RAN side) */ + /* First MGCP CRCX */ MGCP.receive(tr_CRCX) -> value mgcp_cmd { log("f_mt_call_complete 3"); - cpars.mgcp_call_id := f_MgcpCmd_extract_call_id(mgcp_cmd); - - /* When the endpoint contains a wildcard we keep the endpoint - * identifier we have set up in cpars. Otherwise we use the - * endpoint name that the call agent has supplied */ - if (match(mgcp_cmd.line.ep, t_MGCP_EP_wildcard) == false) { - cpars.mgcp_ep := mgcp_cmd.line.ep; - } - - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_bss, cpars.mgw_rtp_ip_bss, - hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_bss, - { int2str(cpars.rtp_payload_type) }, - { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, - cpars.rtp_sdp_format)), - valueof(ts_SDP_ptime(20)) })); - - if (cpars.use_osmux) { - osmux_cid := f_MgcpCmd_extract_osmux_cid(mgcp_cmd); - if (osmux_cid != -1) { /* we expect MSC to use wildcard here */ - setverdict(fail, "MSC using unexpected CID " & int2str(osmux_cid) & " != -1"); - mtc.stop; - } - osmux_cid := 0; - mgcp_resp := ts_CRCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, osmux_cid, sdp); - } else { - mgcp_resp := ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, sdp); + if (not f_handle_crcx(cpars, mgcp_cmd)) { + return; } - - f_mgcp_par_append(mgcp_resp.params, ts_MgcpParSpecEP(cpars.mgcp_ep)); - MGCP.send(mgcp_resp); } if (g_pars.ran_is_geran) { - var BSSMAP_IE_AoIP_TransportLayerAddress tla_ass := - valueof(ts_BSSMAP_IE_AoIP_TLA4(f_inet_addr(cpars.mgw_rtp_ip_bss),cpars.mgw_rtp_port_bss)); + var template BSSMAP_IE_AoIP_TransportLayerAddress tla_ass := + tr_BSSMAP_IE_AoIP_TLA4(f_inet_addr(cpars.mgw_conn_1.mgw_rtp_ip), ?); interleave { /* Second MGCP CRCX (this time for MSS/CN side) */ [] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd { log("f_mt_call_complete 4"); - var SDP_Message sdp := valueof(ts_SDP_CRCX_CN(cpars)); - MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); + if (not f_handle_crcx(cpars, mgcp_cmd)) { + break; + } } /* MSC acknowledges the MNCC_CREATE to the MNCC handler */ @@ -839,7 +832,7 @@ runs on BSC_ConnHdlr { /* expect the MSC to trigger a BSSMAP ASSIGNMENT */ [] BSSAP.receive(tr_BSSMAP_AssignmentReq(omit, tla_ass)) -> value bssap { - var BSSMAP_IE_AoIP_TransportLayerAddress tla; + var template BSSMAP_IE_AoIP_TransportLayerAddress tla; var BSSMAP_IE_SpeechCodec codec; var BSSMAP_IE_Osmo_OsmuxCID osmuxCID; log("f_mt_call_complete 6"); @@ -853,8 +846,8 @@ runs on BSC_ConnHdlr { mtc.stop; } osmuxCID := valueof(ts_OsmuxCID(0)); - if (cpars.use_osmux and not match(bssap.pdu.bssmap.assignmentRequest.osmuxCID, osmuxCID)) { - setverdict(fail, "MSC sent AssignReq without expected OsmuxCID IE"); + if (not match(bssap.pdu.bssmap.assignmentRequest.osmuxCID, osmuxCID)) { + setverdict(fail, "MSC sent AssignReq without expected OsmuxCID IE. Expected ", osmuxCID, " Got ", bssap.pdu.bssmap.assignmentRequest.osmuxCID); mtc.stop; } bssap := valueof(ts_BSSMAP_AssignmentComplete(omit, tla, codec, osmuxCID)); @@ -877,9 +870,9 @@ runs on BSC_ConnHdlr { /* MDCX setting up the RAN side remote RTP address received from Assignment Complete */ [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { log("f_mt_call_complete 8"); - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, + var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_ip, hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, + cpars.mgw_conn_2.mgw_rtp_port, { int2str(cpars.rtp_payload_type) }, { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, cpars.rtp_sdp_format)), @@ -890,9 +883,9 @@ runs on BSC_ConnHdlr { setverdict(fail, "MSC using unexpected CID " & int2str(osmux_cid) & " != 0"); mtc.stop; } - mgcp_resp := ts_MDCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, osmux_cid, sdp); + mgcp_resp := ts_MDCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgw_conn_1.mgcp_connection_id, osmux_cid, sdp); } else { - mgcp_resp := ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp); + mgcp_resp := ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgw_conn_2.mgcp_connection_id, sdp); } MGCP.send(mgcp_resp); } @@ -900,25 +893,25 @@ runs on BSC_ConnHdlr { /* MDCX setting up the CN side remote RTP address received from MNCC CONNECT */ [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { log("f_mt_call_complete 9"); - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, + var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_ip, hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, + cpars.mgw_conn_2.mgw_rtp_port, { int2str(cpars.rtp_payload_type) }, { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, cpars.rtp_sdp_format)), valueof(ts_SDP_ptime(20)) })); - MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); + MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgw_conn_2.mgcp_connection_id, sdp)); } } } else { - var template TransportLayerAddress rab_tla := ? /* FIXME: encode the mgw_rtp_ip_bss/mgw_rtp_port_bss */ + var template TransportLayerAddress rab_tla := ? /* FIXME: encode the mgw_rtp_ip/mgw_rtp_port */ var template RAB_SetupOrModifyList rab_sml := tr_RAB_SML(rab_id := ?, tla := rab_tla, binding_id := ?); interleave { [] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd { var SDP_Message sdp := valueof(ts_SDP_CRCX_CN(cpars)); - MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); + MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgw_conn_2.mgcp_connection_id, sdp)); /* MSC acknowledges the MNCC_CREATE to the MNCC handler */ MNCC.receive(tr_MNCC_RTP_CREATE(cpars.mncc_callref)); } @@ -930,6 +923,13 @@ runs on BSC_ConnHdlr { } } + if (cpars.use_osmux == (cpars.got_osmux_count != 0)) { + log("Osmux ok: use_osmux = ", cpars.use_osmux, " got_osmux_count = ", cpars.got_osmux_count); + } else { + setverdict(fail, "Osmux failure: use_osmux = ", cpars.use_osmux, " got_osmux_count = ", cpars.got_osmux_count); + mtc.stop; + } + log("f_mt_call_complete DONE"); } @@ -958,6 +958,139 @@ runs on BSC_ConnHdlr { setverdict(pass); } +/* Reply to a received CRCX with an OK (or the reply configured in cpars), using the given parameters. + * Return true when an OK reply was sent, false otherwise. + * Count occurence of Osmux, include Osmux parameters in the reply if necessary. */ +function f_handle_crcx(inout CallParameters cpars, MgcpCommand mgcp_cmd) +runs on BSC_ConnHdlr +return boolean { + var CrcxResponse conn := cpars.mgw_conn_1; + if (cpars.got_crcx_count > 0) { + conn := cpars.mgw_conn_2; + } + cpars.got_crcx_count := cpars.got_crcx_count + 1; + + var MgcpMessage mgcp_msg := { + command := mgcp_cmd + } + var template MgcpResponse mgcp_resp; + var MgcpOsmuxCID osmux_cid; + var MgcpCallId call_id := f_MgcpCmd_extract_call_id(mgcp_cmd); + if (ispresent(cpars.mgcp_call_id)) { + if (cpars.mgcp_call_id != call_id) { + setverdict(fail, "CRCX contained unexpected call id. Expected:", cpars.mgcp_call_id, " got:", call_id); + mtc.stop; + } + } else { + cpars.mgcp_call_id := call_id; + } + + /* When the endpoint contains a wildcard we keep the endpoint + * identifier we have set up in cpars. Otherwise we use the + * endpoint name that the call agent has supplied */ + if (match(mgcp_cmd.line.ep, t_MGCP_EP_wildcard) == false) { + cpars.mgcp_ep := mgcp_cmd.line.ep; + } + + if (conn.resp == -1) { + /* Reply with error */ + var MgcpResponse mgcp_rsp := { + line := { + code := "542", + trans_id := mgcp_cmd.line.trans_id, + string := "FORCED_FAIL" + }, + sdp := omit + + } + var MgcpParameter mgcp_rsp_param := { + code := "Z", + val := cpars.mgcp_ep + }; + mgcp_rsp.params[0] := mgcp_rsp_param; + MGCP.send(mgcp_rsp); + return false; + } + + if (conn.resp == 0) { + /* Do not reply at all */ + return false; + } + + if (conn.resp != 1) { + setverdict(fail, "Unexpected value for cpars.mgw_conn_*.resp, expect -1, 0 or 1"); + mtc.stop; + } + + var SDP_Message sdp := valueof(ts_SDP(conn.mgw_rtp_ip, conn.mgw_rtp_ip, + hex2str(cpars.mgcp_call_id), "42", + conn.mgw_rtp_port, + { int2str(cpars.rtp_payload_type) }, + { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, + cpars.rtp_sdp_format)), + valueof(ts_SDP_ptime(20)) })); + + if (f_mgcp_contains_par(mgcp_msg, "X-OSMUX")) { + if (not cpars.use_osmux) { + setverdict(fail, "MSC sent X-Osmux parameter in MGCP, but not expecting any Osmux"); + mtc.stop; + } + cpars.got_osmux_count := cpars.got_osmux_count + 1; + /* we expect MSC to use wildcard here, i.e. osmux_cid == -1 */ + osmux_cid := f_MgcpCmd_extract_osmux_cid(mgcp_cmd); + log("f_handle_crcx(): got Osmux CID: ", osmux_cid); + if (osmux_cid != -1) { + setverdict(fail, "MSC using unexpected CID " & int2str(osmux_cid) & " != -1"); + mtc.stop; + } + + osmux_cid := 0; + mgcp_resp := ts_CRCX_ACK_osmux(mgcp_cmd.line.trans_id, conn.mgcp_connection_id, osmux_cid, sdp); + } else { + mgcp_resp := ts_CRCX_ACK(mgcp_cmd.line.trans_id, conn.mgcp_connection_id, sdp); + } + + f_mgcp_par_append(mgcp_resp.params, ts_MgcpParSpecEP(cpars.mgcp_ep)); + MGCP.send(mgcp_resp); + return true; +} + + +altstep as_optional_mgcp_crcx(CallParameters cpars) runs on BSC_ConnHdlr { + var MgcpCommand mgcp_cmd; + [] MGCP.receive(tr_CRCX) -> value mgcp_cmd { + log("as_optional_mgcp_crcx: rx CRCX"); + f_handle_crcx(cpars, mgcp_cmd); + + /* Without this 'repeat', the as_optional_mgcp_crcx() exits currently waiting interleaves as soon as an + * CRCX is handled. */ + repeat; + } +} + +private altstep as_optional_mgcp_mdcx(HostName mgw_rtp_ip, PortNumber mgw_rtp_port) runs on BSC_ConnHdlr { + var MgcpCommand mgcp_cmd; + [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { + log("as_optional_mgcp_mdcx: rx MDCX"); + log(mgcp_cmd); + var charstring conn_id; + var charstring rtp_payload_type; + f_mgcp_find_param_entry(mgcp_cmd.params, "I", conn_id); + rtp_payload_type := mgcp_cmd.sdp.media_list[0].media_field.fmts[0]; + + var SDP_Message sdp := valueof(ts_SDP(mgw_rtp_ip, mgw_rtp_ip, + mgcp_cmd.sdp.origin.session_id, "42", + mgw_rtp_port, + { rtp_payload_type }, + { valueof(ts_SDP_ptime(20)) })); + MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, str2hex(conn_id), sdp)); + + /* Without this 'repeat', currently active other interleave and alt series exit as soon as an MDCX is + * handled. */ + repeat; + } +} + function f_mo_call_establish(inout CallParameters cpars) runs on BSC_ConnHdlr { @@ -968,6 +1101,8 @@ runs on BSC_ConnHdlr { var PDU_BSSAP bssap; var MgcpOsmuxCID osmux_cid; + cpars.mo_call := true; + if (cpars.emergency) { f_establish_fully(EST_TYPE_EMERG_CALL); } else { @@ -984,8 +1119,14 @@ runs on BSC_ConnHdlr { BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); } - var BSSMAP_IE_AoIP_TransportLayerAddress tla_ass := - valueof(ts_BSSMAP_IE_AoIP_TLA4(f_inet_addr(cpars.mgw_rtp_ip_bss),cpars.mgw_rtp_port_bss)); + if (cpars.stop_after_cc_setup) { + return; + } + + var template BSSMAP_IE_AoIP_TransportLayerAddress tla_ass := + tr_BSSMAP_IE_AoIP_TLA4(f_inet_addr(cpars.mgw_conn_1.mgw_rtp_ip), ?); + + var default mdcx := activate(as_optional_mgcp_mdcx(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_port)); interleave { [] MNCC.receive(tr_MNCC_SETUP_ind(?, tr_MNCC_number(hex2str(cpars.called_party)))) -> value mncc { @@ -994,43 +1135,20 @@ runs on BSC_ConnHdlr { MNCC.send(ts_MNCC_RTP_CREATE(cpars.mncc_callref)); } - /* First MGCP CRCX (for BSS/RAN side) */ + /* First MGCP CRCX */ [] MGCP.receive(tr_CRCX) -> value mgcp_cmd { log("f_mo_call_establish 2: rx 1st CRCX"); - cpars.mgcp_call_id := f_MgcpCmd_extract_call_id(mgcp_cmd); - - /* When the endpoint contains a wildcard we keep the endpoint - * identifier we have set up in cpars. Otherwise we use the - * endpoint name that the call agent has supplied */ - if (match(mgcp_cmd.line.ep, t_MGCP_EP_wildcard) == false) { - cpars.mgcp_ep := mgcp_cmd.line.ep; + if (not f_handle_crcx(cpars, mgcp_cmd)) { + break; } - - if (cpars.use_osmux) { - osmux_cid := f_MgcpCmd_extract_osmux_cid(mgcp_cmd); } - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_bss, cpars.mgw_rtp_ip_bss, - hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_bss, - { int2str(cpars.rtp_payload_type) }, - { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, - cpars.rtp_sdp_format)), - valueof(ts_SDP_ptime(20)) })); - - if (cpars.use_osmux) { - osmux_cid := f_MgcpCmd_extract_osmux_cid(mgcp_cmd); - if (osmux_cid != -1) { /* we expect MSC to use wildcard here */ - setverdict(fail, "MSC using unexpected CID " & int2str(osmux_cid) & " != -1"); - mtc.stop; - } - osmux_cid := 0; - mgcp_resp := ts_CRCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, osmux_cid, sdp); - } else { - mgcp_resp := ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, sdp); + /* Second MGCP CRCX */ + [] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd { + log("f_mo_call_establish 6: rx 2nd CRCX"); + if (not f_handle_crcx(cpars, mgcp_cmd)) { + break; } - f_mgcp_par_append(mgcp_resp.params, ts_MgcpParSpecEP(cpars.mgcp_ep)); - MGCP.send(mgcp_resp); } [] MNCC.receive(tr_MNCC_RTP_CREATE(cpars.mncc_callref)) { @@ -1050,7 +1168,7 @@ runs on BSC_ConnHdlr { var BSSMAP_IE_SpeechCodec codec; var BSSMAP_IE_Osmo_OsmuxCID osmuxCID; - if (tla_ass != bssap.pdu.bssmap.assignmentRequest.aoIPTransportLayer) { + if (not match(bssap.pdu.bssmap.assignmentRequest.aoIPTransportLayer, tla_ass)) { log("Expected:", tla_ass); log("Got:", bssap.pdu.bssmap.assignmentRequest.aoIPTransportLayer); setverdict(fail, "MSC sent Assignment Request with unexpected AoIP Transport Layer IE"); @@ -1084,9 +1202,9 @@ runs on BSC_ConnHdlr { /* MDCX setting up the RAN side remote RTP address received from Assignment Complete */ [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { log("f_mo_call_establish 5: rx MDCX for the RAN side"); - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, + var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_ip, hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, + cpars.mgw_conn_2.mgw_rtp_port, { int2str(cpars.rtp_payload_type) }, { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, cpars.rtp_sdp_format)), @@ -1098,22 +1216,25 @@ runs on BSC_ConnHdlr { setverdict(fail, "MSC using unexpected CID " & int2str(osmux_cid) & " != 0"); mtc.stop; } - mgcp_resp := ts_MDCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_bss, osmux_cid, sdp); + mgcp_resp := ts_MDCX_ACK_osmux(mgcp_cmd.line.trans_id, cpars.mgw_conn_1.mgcp_connection_id, osmux_cid, sdp); } else { - mgcp_resp := ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp); + mgcp_resp := ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgw_conn_2.mgcp_connection_id, sdp); } MGCP.send(mgcp_resp); } - /* Second MGCP CRCX (this time for MSS/CN side) */ - [] MGCP.receive(tr_CRCX(cpars.mgcp_ep)) -> value mgcp_cmd { - log("f_mo_call_establish 6: rx 2nd CRCX, for CN side"); - var SDP_Message sdp := valueof(ts_SDP_CRCX_CN(cpars)); - MGCP.send(ts_CRCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); - } - [] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_ALERTING(cpars.transaction_id))) { log("f_mo_call_establish 7: rx CC Alerting"); + + if (cpars.ran_clear_when_alerting) { + if (g_pars.ran_is_geran) { + BSSAP.send(ts_BSSMAP_ClearRequest(0)); + } else { + BSSAP.send(ts_RANAP_IuReleaseRequest(ts_RanapCause_om_intervention)); + } + break; + } + cpars.mncc_callref := mncc.u.signal.callref; /* Call Proceeding */ MNCC.send(ts_MNCC_RTP_CONNECT(cpars.mncc_callref, @@ -1127,33 +1248,32 @@ runs on BSC_ConnHdlr { log("f_mo_call_establish 8: rx MNCC SETUP COMPLETE ind"); } - /* second MDCX setting up the CN side remote RTP address and codec received from MNCC RTP CONNECT */ - [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { - log("f_mo_call_establish 9: rx MDCX for CN side"); - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, - hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, - { int2str(cpars.rtp_payload_type) }, - { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, - cpars.rtp_sdp_format)), - valueof(ts_SDP_ptime(20)) })); - MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); - } - [] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_CONNECT(cpars.transaction_id))) { log("f_mo_call_establish 10: rx CC CONNECT"); BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_CONNECT_ACK(cpars.transaction_id))); } + + [] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id))) { + log("f_mo_call_establish 11: rx CC RELEASE"); + f_expect_clear(); + break; + } + } + + f_sleep(0.5); + deactivate(mdcx); + + if (cpars.use_osmux == (cpars.got_osmux_count != 0)) { + log("Osmux ok: use_osmux = ", cpars.use_osmux, " got_osmux_count = ", cpars.got_osmux_count); + } else { + setverdict(fail, "Osmux failure: use_osmux = ", cpars.use_osmux, " got_osmux_count = ", cpars.got_osmux_count); + mtc.stop; } log("f_mo_call_establish DONE"); setverdict(pass); } -private altstep as_optional_mgcp_mdcx() runs on BSC_ConnHdlr { - [] MGCP.receive(tr_MDCX) {}; -} - function f_call_hangup(inout CallParameters cpars, boolean release_by_ms, boolean is_csfb := false) runs on BSC_ConnHdlr { @@ -1194,7 +1314,7 @@ runs on BSC_ConnHdlr { respond_to_dlcx := not (isbound(cpars.mgw_drop_dlcx) and valueof(cpars.mgw_drop_dlcx)); - var default mdcx := activate(as_optional_mgcp_mdcx()); + var default mdcx := activate(as_optional_mgcp_mdcx(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_port)); /* clearing of radio channel */ interleave { diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn index c290d7c8..b4db43df 100644 --- a/msc/MSC_Tests.ttcn +++ b/msc/MSC_Tests.ttcn @@ -608,12 +608,7 @@ testcase TC_cmserv_imsi_unknown() runs on MTC_CT { friend function f_tc_lu_and_mo_call(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); - var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - + var CallParameters cpars := valueof(t_CallParams); f_perform_lu(); f_mo_call(cpars); } @@ -939,7 +934,6 @@ testcase TC_imsi_detach_by_imei() runs on MTC_CT { private function f_emerg_call(MobileIdentityLV mi) runs on BSC_ConnHdlr { var CallParameters cpars := valueof(t_CallParams('112'H, 0)); cpars.emergency := true; - cpars.mgcp_ep := "rtpbridge/1@mgw"; f_mo_call(cpars); } @@ -1213,14 +1207,14 @@ friend function f_tc_mo_setup_and_nothing(charstring id, BSC_ConnHdlrPars pars) f_init_handler(pars, 190.0); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); + cpars.mgw_conn_2.resp := 0; + cpars.stop_after_cc_setup := true; - f_perform_lu(); + f_vty_config(MSCVTY, "msc", "mncc guard-timeout 20"); - f_establish_fully(); - f_create_mncc_expect(hex2str(cpars.called_party)); - f_create_mgcp_expect(ExpectCriteria:{omit,omit,omit}); + f_perform_lu(); - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); + f_mo_call_establish(cpars); var default ccrel := activate(as_optional_cc_rel(cpars)); @@ -1247,28 +1241,15 @@ friend function f_tc_mo_crcx_ran_timeout(charstring id, BSC_ConnHdlrPars pars) r var MgcpCommand mgcp_cmd; f_perform_lu(); + /* Do not respond to the second CRCX */ + cpars.mgw_conn_2.resp := 0; + f_mo_call_establish(cpars); - f_establish_fully(); - f_create_mncc_expect(hex2str(cpars.called_party)); - f_create_mgcp_expect(ExpectCriteria:{omit,omit,omit}); - - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); - MNCC.receive(tr_MNCC_SETUP_ind(?, tr_MNCC_number(hex2str(cpars.called_party)))) -> value mncc; - cpars.mncc_callref := mncc.u.signal.callref; - MNCC.send(ts_MNCC_CALL_PROC_req(cpars.mncc_callref, cpars.mncc_bearer_cap)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_CALL_PROC(cpars.transaction_id))); - - MGCP.receive(tr_CRCX) -> value mgcp_cmd; - cpars.mgcp_call_id := f_MgcpCmd_extract_call_id(mgcp_cmd); - cpars.mgcp_ep := mgcp_cmd.line.ep; - /* never respond to this */ + var default ccrel := activate(as_optional_cc_rel(cpars)); - /* When the connection with the MGW fails, the MSC will first request - * a release via call control. We will answer this request normally. */ - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id))); - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_REL_COMPL(cpars.transaction_id))); + f_expect_clear(60.0); - f_expect_clear(30.0); + deactivate(ccrel); } testcase TC_mo_crcx_ran_timeout() runs on MTC_CT { var BSC_ConnHdlr vc_conn; @@ -1282,75 +1263,18 @@ testcase TC_mo_crcx_ran_timeout() runs on MTC_CT { /* Test MO Call with reject to RAN-side CRCX */ friend function f_tc_mo_crcx_ran_reject(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); - var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - var MNCC_PDU mncc; - var MgcpCommand mgcp_cmd; - - f_perform_lu(); - - f_establish_fully(); - f_create_mncc_expect(hex2str(cpars.called_party)); - f_create_mgcp_expect(ExpectCriteria:{omit,omit,omit}); - - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); - MNCC.receive(tr_MNCC_SETUP_ind(?, tr_MNCC_number(hex2str(cpars.called_party)))) -> value mncc; - cpars.mncc_callref := mncc.u.signal.callref; - MNCC.send(ts_MNCC_CALL_PROC_req(cpars.mncc_callref, cpars.mncc_bearer_cap)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_CALL_PROC(cpars.transaction_id))); - - MGCP.receive(tr_CRCX) -> value mgcp_cmd; - /* Detect if the received CRCX is a wildcarded CRCX request. If yes, - * set an endpoint name that fits the pattern. If not, just use the - * endpoint name from the request */ - if (match(mgcp_cmd.line.ep, t_MGCP_EP_wildcard)) { - cpars.mgcp_ep := "rtpbridge/1@mgw"; - } else { - cpars.mgcp_ep := mgcp_cmd.line.ep; - } + var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.mgcp_call_id := f_MgcpCmd_extract_call_id(mgcp_cmd); + /* Respond with error for the first CRCX */ + cpars.mgw_conn_1.resp := -1; - /* Respond to CRCX with error */ - var MgcpResponse mgcp_rsp := { - line := { - code := "542", - trans_id := mgcp_cmd.line.trans_id, - string := "FORCED_FAIL" - }, - sdp := omit - } - var MgcpParameter mgcp_rsp_param := { - code := "Z", - val := cpars.mgcp_ep - }; - mgcp_rsp.params[0] := mgcp_rsp_param; - MGCP.send(mgcp_rsp); + f_perform_lu(); + f_mo_call_establish(cpars); - timer T := 30.0; - T.start; - alt { - [] T.timeout { - setverdict(fail, "Timeout waiting for channel release"); - mtc.stop; - } - [] BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id))) { - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_REL_COMPL(cpars.transaction_id))); - repeat; - } - [] MNCC.receive { repeat; } - [] GSUP.receive { repeat; } - /* Note: As we did not respond properly to the CRCX from the MSC we - * expect the MSC to omit any further MGCP operation (At least in the - * the current implementation, there is no recovery mechanism implemented - * and a DLCX can not be performed as the MSC does not know a specific - * endpoint yet. */ - [] MGCP.receive { - setverdict(fail, "Unexpected MGCP message"); - mtc.stop; - } - [] as_clear_cmd_compl_disc(); - } + var default ccrel := activate(as_optional_cc_rel(cpars)); + f_expect_clear(60.0); + deactivate(ccrel); } testcase TC_mo_crcx_ran_reject() runs on MTC_CT { var BSC_ConnHdlr vc_conn; @@ -1520,10 +1444,6 @@ testcase TC_mt_t310() runs on MTC_CT { friend function f_tc_gsup_cancel(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; /* Location Update to make subscriber known */ f_perform_lu(); @@ -1741,15 +1661,8 @@ testcase TC_lu_imsi_auth_tmsi_encr_013_2() runs on MTC_CT { private function f_tc_lu_and_mt_call(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '10004'H; - cpars.mgcp_connection_id_mss := '10005'H; cpars.use_osmux := pars.use_osmux; - /* Note: This is an optional parameter. When the call-agent (MSC) does - * supply a full endpoint name this setting will be overwritten. */ - cpars.mgcp_ep := "rtpbridge/1@mgw"; - f_perform_lu(); f_mt_call(cpars); } @@ -1773,11 +1686,6 @@ testcase TC_lu_and_mt_call_osmux() runs on MTC_CT { private function f_tc_mo_setup_dtmf_dup(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.mo_call := true; f_perform_lu(); f_mo_seq_dtmf_dup(cpars); @@ -1838,20 +1746,11 @@ friend function f_tc_mo_release_timeout(charstring id, BSC_ConnHdlrPars pars) ru var MNCC_PDU mncc; var MgcpCommand mgcp_cmd; - f_perform_lu(); - - f_establish_fully(); - f_create_mncc_expect(hex2str(cpars.called_party)); - f_create_mgcp_expect(ExpectCriteria:{omit,omit,omit}); - - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); - MNCC.receive(tr_MNCC_SETUP_ind(?, tr_MNCC_number(hex2str(cpars.called_party)))) -> value mncc; - cpars.mncc_callref := mncc.u.signal.callref; - MNCC.send(ts_MNCC_CALL_PROC_req(cpars.mncc_callref, cpars.mncc_bearer_cap)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_CALL_PROC(cpars.transaction_id))); + /* Do not respond to the second CRCX */ + cpars.mgw_conn_2.resp := 0; - /* Drop CRCX */ - MGCP.receive(tr_CRCX) -> value mgcp_cmd; + f_perform_lu(); + f_mo_call_establish(cpars); var default ccrel := activate(as_optional_cc_rel(cpars)); @@ -1872,13 +1771,6 @@ testcase TC_mo_release_timeout() runs on MTC_CT { private function f_tc_lu_and_mt_call_no_dlcx_resp(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '10004'H; - cpars.mgcp_connection_id_mss := '10005'H; - - /* Note: This is an optional parameter. When the call-agent (MSC) does - * supply a full endpoint name this setting will be overwritten. */ - cpars.mgcp_ep := "rtpbridge/1@mgw"; /* Intentionally disable the CRCX response */ cpars.mgw_drop_dlcx := true; @@ -3107,10 +2999,6 @@ runs on BSC_ConnHdlr { /* Call parameters taken from f_tc_lu_and_mt_call */ var CallParameters cpars := valueof(t_CallParams('123456'H, 0)); - cpars.mgcp_connection_id_bss := '10004'H; - cpars.mgcp_connection_id_mss := '10005'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.bss_rtp_port := 1110; /* Perform location update */ f_perform_lu(); @@ -3190,51 +3078,13 @@ testcase TC_lu_and_mo_ussd_during_mt_call() runs on MTC_CT { friend function f_tc_mo_cc_bssmap_clear(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - var MNCC_PDU mncc; - var MgcpCommand mgcp_cmd; + cpars.ran_clear_when_alerting := true; f_perform_lu(); - f_establish_fully(); - f_create_mncc_expect(hex2str(cpars.called_party)); - f_create_mgcp_expect(ExpectCriteria:{omit,omit,omit}); - - BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, cpars.called_party))); - MNCC.receive(tr_MNCC_SETUP_ind(?, tr_MNCC_number(hex2str(cpars.called_party)))) -> value mncc; - cpars.mncc_callref := mncc.u.signal.callref; - log("mncc_callref=", cpars.mncc_callref); - MNCC.send(ts_MNCC_CALL_PROC_req(cpars.mncc_callref, cpars.mncc_bearer_cap)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_CALL_PROC(cpars.transaction_id))); - - MNCC.send(ts_MNCC_ALERT_req(cpars.mncc_callref)); - BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_ALERTING(cpars.transaction_id))); - MGCP.receive(tr_CRCX); - - f_sleep(1.0); - if (pars.ran_is_geran) { - BSSAP.send(ts_BSSMAP_ClearRequest(0)); - } else { - BSSAP.send(ts_RANAP_IuReleaseRequest(ts_RanapCause_om_intervention)); - } - var default ccrel := activate(as_optional_cc_rel(cpars)); - - if (pars.ran_is_geran) { - interleave { - [] MNCC.receive(tr_MNCC_REL_ind(?, ?)) { }; - [] BSSAP.receive(tr_BSSMAP_ClearCommand) { - BSSAP.send(ts_BSSMAP_ClearComplete); - }; - } - } else { - interleave { - [] MNCC.receive(tr_MNCC_REL_ind(?, ?)) { }; - [] BSSAP.receive(tr_RANAP_IuReleaseCommand(?)) { - BSSAP.send(ts_RANAP_IuReleaseComplete); - }; - } - } - + f_mo_call_establish(cpars); + f_expect_clear() deactivate(ccrel); f_sleep(1.0); @@ -3255,10 +3105,6 @@ runs on BSC_ConnHdlr { /* Call parameters taken from f_tc_lu_and_mt_call */ var CallParameters cpars := valueof(t_CallParams('123456'H, 0)); - cpars.mgcp_connection_id_bss := '10004'H; - cpars.mgcp_connection_id_mss := '10005'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.bss_rtp_port := 1110; /* Perform location update */ f_perform_lu(); @@ -5020,13 +4866,6 @@ private function f_mt_lu_and_csfb_call(charstring id, BSC_ConnHdlrPars pars, boo var octetstring vlr_name := f_enc_dns_hostname(mp_vlr_name); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '10004'H; - cpars.mgcp_connection_id_mss := '10005'H; - - /* Note: This is an optional parameter. When the call-agent (MSC) does - * supply a full endpoint name this setting will be overwritten. */ - cpars.mgcp_ep := "rtpbridge/1@mgw"; /* Initiate a call via MNCC interface */ f_mt_call_initate(cpars); @@ -5142,11 +4981,6 @@ testcase TC_sgsap_vlr_failure() runs on MTC_CT { private function f_tc_ho_inter_bsc_unknown_cell(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { f_init_handler(pars); var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.mo_call := true; f_perform_lu(); f_mo_call_establish(cpars); @@ -5175,25 +5009,20 @@ testcase TC_ho_inter_bsc_unknown_cell() runs on MTC_CT { private altstep as_mgcp_ack_all_mdcx(CallParameters cpars) runs on BSC_ConnHdlr { var MgcpCommand mgcp_cmd; [] MGCP.receive(tr_MDCX) -> value mgcp_cmd { - var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_rtp_ip_mss, cpars.mgw_rtp_ip_mss, + var SDP_Message sdp := valueof(ts_SDP(cpars.mgw_conn_2.mgw_rtp_ip, cpars.mgw_conn_2.mgw_rtp_ip, hex2str(cpars.mgcp_call_id), "42", - cpars.mgw_rtp_port_mss, + cpars.mgw_conn_2.mgw_rtp_port, { int2str(cpars.rtp_payload_type) }, { valueof(ts_SDP_rtpmap(cpars.rtp_payload_type, cpars.rtp_sdp_format)), valueof(ts_SDP_ptime(20)) })); - MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgcp_connection_id_mss, sdp)); + MGCP.send(ts_MDCX_ACK(mgcp_cmd.line.trans_id, cpars.mgw_conn_2.mgcp_connection_id, sdp)); repeat; } } private function f_tc_ho_inter_bsc0(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.mo_call := true; f_init_handler(pars); @@ -5353,11 +5182,6 @@ function f_ML3_patch_seq_nr_MS_NW(in uint2_t seq_nr, inout octetstring enc_l3) { private function f_tc_ho_inter_msc_out(charstring id, BSC_ConnHdlrPars pars) runs on BSC_ConnHdlr { var CallParameters cpars := valueof(t_CallParams('12345'H, 0)); - cpars.bss_rtp_port := 1110; - cpars.mgcp_connection_id_bss := '22222'H; - cpars.mgcp_connection_id_mss := '33333'H; - cpars.mgcp_ep := "rtpbridge/1@mgw"; - cpars.mo_call := true; var hexstring ho_number := f_gen_msisdn(99999); f_init_handler(pars); |