Based on the IVR campaign, the gateway reported an error 503 service unavailable, 6005 is the sipdialer virtual port, and 919821032217 is the customer number.
Gateway configuration:
dial-peer voice 62186991 pots
translation-profile outgoing outgoing
destination-pattern 9T
progress_ind alert enable 8
progress_ind progress enable 8
progress_ind connect enable 8
incoming called-number .
no digit-strip
port 0/3/1
dial-peer voice 1 voip
session protocol sipv2
incoming called-number 9T voice-class sip rel1xx supported "100rel" dtmf-relay cisco-rtp h245-alphanumeric h245-signal rtp-nte sip-kpml sip-notify codec g711ulaw no vad Gateway
Error log:
Apr 16 14:50:31.793: //256040/6405CC37AA89/SIP/Msg/ccsipDisplayMsg:
Sent:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.3.37:58800;branch=z9hG4bK-d8754z-a966f5661d317e79-1---d8754z-;rport
From: <sip:6005@192.168.3.37>;tag=d25dab5c
To: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
Date: Thu, 16 Apr 2020 06:50:31 GMT
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 1 INVITE
Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY, INFO, REGISTER
Allow-Events: telephone-event
Remote-Party-ID: <sip:19821032217@192.168.1.200>;party=called;screen=no;privacy=off
Contact: <sip:919821032217@192.168.1.200:5060>
Supported: replaces
Supported: sdp-anat
Server: Cisco-SIPGateway/IOS-12.x
Require: timer
Session-Expires: 1800;refresher=uac
Supported: timer
Content-Type: application/sdp
Content-Disposition: session;handling=required
Content-Length: 354
v=0
o=CiscoSystemsSIP-GW-UserAgent 6614 2584 IN IP4 192.168.1.200
s=SIP Call
c=IN IP4 192.168.1.200
t=0 0
m=audio 18302 RTP/AVP 0 18 121 101
c=IN IP4 192.168.1.200
a=rtpmap:0 PCMU/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:121 frf-dialed-digit/8000
a=fmtp:121 0-15
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=inactive
Apr 16 14:50:31.797: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
ACK sip:919821032217@192.168.1.200:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.3.37:58800;branch=z9hG4bK-d8754z-08593c216961687c-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:6005@192.168.3.37:58800>
To: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
From: <sip:6005@192.168.3.37>;tag=d25dab5c
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 1 ACK
User-Agent: Cisco-SIPDialer/UCCE10.0
Content-Length: 0
Apr 16 14:50:31.849: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
REFER sip:919821032217@192.168.1.200:5060 SIP/2.0
Via: SIP/2.0/UDP 192.168.3.37:58800;branch=z9hG4bK-d8754z-af13aa4b8719b778-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:6005@192.168.3.37:58800>
To: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
From: <sip:6005@192.168.3.37>;tag=d25dab5c
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 3 REFER
User-Agent: Cisco-SIPDialer/UCCE10.0
Refer-To: <sip:5555555555@192.168.1.200>
Referred-By: <sip:6005@192.168.3.37>
Content-Length: 0
Apr 16 14:50:31.861: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
SIP/2.0 202 Accepted
Via: SIP/2.0/UDP 192.168.3.37:58800;branch=z9hG4bK-d8754z-af13aa4b8719b778-1---d8754z-;rport
From: <sip:6005@192.168.3.37>;tag=d25dab5c
To: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
Date: Thu, 16 Apr 2020 06:50:31 GMT
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 3 REFER
Content-Length: 0
Contact: <sip:919821032217@192.168.1.200:5060>
Apr 16 14:50:31.865: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
NOTIFY sip:6005@192.168.3.37:58800 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.200:5060;branch=z9hG4bK16321A0
From: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
To: <sip:6005@192.168.3.37>;tag=d25dab5c
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 101 NOTIFY
Max-Forwards: 70
Date: Thu, 16 Apr 2020 06:50:31 GMT
User-Agent: Cisco-SIPGateway/IOS-12.x
Event: refer
Subscription-State: pending;expires=180
Contact: <sip:919821032217@192.168.1.200:5060>
Content-Type: message/sipfrag
Content-Length: 22
SIP/2.0 100 Trying
Apr 16 14:50:31.885: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
NOTIFY sip:6005@192.168.3.37:58800 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.200:5060;branch=z9hG4bK164A7C
From: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
To: <sip:6005@192.168.3.37>;tag=d25dab5c
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 102 NOTIFY
Max-Forwards: 70
Date: Thu, 16 Apr 2020 06:50:31 GMT
User-Agent: Cisco-SIPGateway/IOS-12.x
Event: refer
Subscription-State: terminated;reason=noresource
Contact: <sip:919821032217@192.168.1.200:5060>
Content-Type: message/sipfrag
Content-Length: 35
SIP/2.0 503 Service Unavailable
Apr 16 14:50:31.889: //0/000000000000/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.1.200:5060;branch=z9hG4bK16321A0
Contact: <sip:6005@192.168.3.37:58800>
To: <sip:6005@192.168.3.37>;tag=d25dab5c
From: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 101 NOTIFY
User-Agent: Cisco-SIPDialer/UCCE10.0
Content-Length: 0
Apr 16 14:50:31.893: //0/000000000000/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.1.200:5060;branch=z9hG4bK164A7C
Contact: <sip:6005@192.168.3.37:58800>
To: <sip:6005@192.168.3.37>;tag=d25dab5c
From: <sip:919821032217@192.168.1.200>;tag=68493604-1FDC
Call-ID: 7e15bd2b-1215f06f-cd5b6a38-8e4e4a5a
CSeq: 102 NOTIFY
User-Agent: Cisco-SIPDialer/UCCE10.0
Content-Length: 0
