24 Nov
2020
24 Nov
'20
9:24 a.m.
Hi When ACK is received on Kamailio from PBX t_check_trans() fails. 200 OK sent PBX from
Teams and ACK from PBX is provided here.
What could be the issue.
SIP/2.0 200 OK
FROM: "Ext1"<sip:1102@PBX_IP>;tag=e08f0a03-1120-4e13-b0e2-90d1a027c05f
TO: <sip:1101@KAM_IP>;tag=e667397cb47c457a860222931e320b41
CSEQ: 25772
INVITE
CALL-ID:
a6685754-b402-4a15-82b2-5fb2551e5b58
VIA: SIP/2.0/UDP
PBX_IP:7790;received=PBX_IP;branch=z9hG4bKPj170912fc-0908-40bb-8248-9f6cb560332d;rport=7790
RECORD-ROUTE:
<sip:sip-du-a-us.pstnhub.microsoft.com:5061;transport=tls;lr>,<sip:sbc.callsprout.com;transport=tls;ftag=e08f0a03-1120-4e13-b0e2-90d1a027c05f;lr>,<sip:KAM_IP:7790;transport=udp;ftag=e08f0a03-1120-4e13-b0e2-90d1a027c05f;lr>
CONTACT:
<sip:api-du-b-usea.pstnhub.microsoft.com:443;x-i=c825abba-7203-442c-8461-994522d14365;x-c=25f3c2ce3a635971b809dc3be872e51b/s/1/63c9eea743284db99366cabf5f7dcbf5;ias=52.114.132.46~5061~3>
CONTENT-LENGTH: 353
SUPPORTED: timer
CONTENT-TYPE: application/sdp
ALLOW: INVITE,ACK,OPTIONS,CANCEL,BYE,NOTIFY
REQUIRE: timer
SESSION-EXPIRES: 1800;refresher=uac
SERVER:
Microsoft.PSTNHub.SIPProxy v.2020.11.16.5 i.USEA.5
X-Siptrace-Fromip:
tls:KAM_IP:7790
X-Siptrace-Toip: udp:PBX_IP:7790
X-Siptrace-Time: 1606205334 607029
X-Siptrace-Method: INVITE
X-Siptrace-Dir: out
ACK
sip:api-du-b-usea.pstnhub.microsoft.com:443;x-i=c825abba-7203-442c-8461-994522d14365;x-c=25f3c2ce3a635971b809dc3be872e51b/s/1/63c9eea743284db99366cabf5f7dcbf5;alias=.114.132.46~5061~3
SIP/2.0
Via: SIP/2.0/UDP
PBX_IP:7790;rport;branch=z9hG4bKPjaa30c14c-c965-473d-bc49-9f223f9f634c
From: "Ext1"
<sip:1102@PBX_IP>;tag=e08f0a03-1120-4e13-b0e2-90d1a027c05f
To:
<sip:1101@KAM_IP>;tag=e667397cb47c457a860222931e320b41
Call-ID:
a6685754-b402-4a15-82b2-5fb2551e5b58
CSeq: 25772 ACK
Route:
<sip:KAM_IP:7790;lr;ftag=e08f0a03-1120-4e13-b0e2-90d1a027c05f>
Route:
<sip:sbc.callsprout.com;transport=tls;lr;ftag=e08f0a03-1120-4e13-b0e2-90d1a027c05f>
Route:
<sip:sip-du-a-us.pstnhub.microsoft.com:5061;transport=tls;lr>
Max-Forwards: 70
User-Agent: Asterisk
Content-Length: 0
X-Siptrace-Fromip: udp:PBX_IP:7790
X-Siptrace-Toip:
udp:KAM_IP:7790
X-Siptrace-Time: 1606205334 615495
X-Siptrace-Method: ACK
X-Siptrace-Dir: in