[cisco-voip] SIP to SIP connection

Billy list at matrix.com.br
Wed Jun 22 22:55:43 EDT 2005


Hello All:

I am facing a weird problem using a cisco 7206 with IP2IP GW. I have
been able to place calls from H323 to SIP and vice versa, but I am not
being able to complete any calls from SIP 2 SIP. It sometimes rings on
the other side, but the call is dropped before answering the phone,
and the other times it rings, we answer the phone, and the call is
dropped to the caller side, and I got error Interworking.

I tried dozen of codec configurations, also codec transparent, but it
does not work at all.

Does any body has any idea what might be happening ?

Please.. see below my main config file and some debugs..

Many thanks.

Cisco IOS Software, 7200 Software (C7200-JS-M), Version 12.3(11)T4, RELEASE SOFTWARE (fc4)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2005 by Cisco Systems, Inc.
Compiled Mon 28-Mar-05 19:11 by hqluong

ROM: System Bootstrap, Version 12.0(20000211:194150) [dperez-cosmos_e_ecc 106], DEVELOPMENT SOFTWARE
BOOTLDR: 7200 Software (C7200-KBOOT-M), Version 12.1(3a)E5, EARLY DEPLOYMENT RELEASE SOFTWARE (fc1)


voice service voip
 allow-connections h323 to h323
 allow-connections h323 to sip
 allow-connections sip to h323
 allow-connections sip to sip

voice class media 1
 media flow-around
!
voice class media 2
 media flow-through
!
!
voice class codec 1
 codec preference 1 transparent
 codec preference 2 g729r8
 codec preference 3 g711ulaw
 codec preference 4 g711alaw
!
voice class codec 2
 codec preference 1 g711alaw
 codec preference 2 g711ulaw
 codec preference 3 gsmfr

dial-peer voice 1 voip
 voice-class media 1
 session protocol sipv2
 incoming called-number .T
 dtmf-relay rtp-nte
!
dial-peer voice 4 voip
 destination-pattern .T
 voice-class media 1
 session protocol sipv2
 session target ipv4:xxx.xxx.xxx
 incoming called-number .T
 dtmf-relay rtp-nte


Via: SIP/2.0/UDP xxx.xxx.xx.xxx;branch=z9hG4bKd97d.c9d442f2.0,SIP/2.0/UDP xxx.xxx.xx.xxx:5060;branch=z9hG4bK4ad4b6fc;rport=5060
From: "Billy" <sip:billy1 at mydomain.net>;tag=as7cc7485e
To: <sip:7770551156440000 at mydomain.net>;tag=B40C3D4-9BA
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: 4f23dceb54c6e95b17ccb5247761fab6 at mydomain.net
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 102 INVITE
Allow-Events: telephone-event
Content-Length: 0



*Jun 23 02:25:04.914: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
INVITE sip:551156440000 at xxx.xxx.xx.xxx:5060 SIP/2.0
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Supported: 100rel,timer
Min-SE:  1800
Cisco-Guid: 3623421699-3804500441-2152963875-3996622235
User-Agent: Cisco-SIPGateway/IOS-12.x
Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER
CSeq: 101 INVITE
Max-Forwards: 70
Remote-Party-ID: "BILLY" <sip:991164555555 at xxx.xxx.xx.xxx>;party=calling;screen=yes;privacy=off
Timestamp: 1119493504
Contact: <sip:991164555555billy1 at xxx.xxx.xx.xxx:5060>
Expires: 180
Allow-Events: telephone-event
Content-Type: application/sdp
Content-Length: 295

v=0
o=CiscoSystemsSIP-GW-UserAgent 4475 125 IN IP4 xxx.xxx.xx.xxx
s=SIP Call
c=IN IP4 xxx.xxx.xx.xxx
t=0 0
m=audio 16606 RTP/AVP 18 101 19
c=IN IP4 xxx.xxx.xx.xxx
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=rtpmap:19 CN/8000
a=ptime:0

*Jun 23 02:25:04.954: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 100 Trying
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:42:35 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Timestamp: 1119493504
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 101 INVITE
Allow-Events: telephone-event
Content-Length: 0



*Jun 23 02:25:10.730: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 183 Session Progress
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:42:35 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Timestamp: 1119493504
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 101 INVITE
Require: 100rel
RSeq: 6944
Allow-Events: telephone-event
Contact: <sip:551156440000 at xxx.xxx.xx.xxx:5060>
Content-Type: application/sdp
Content-Disposition: session;handling=required
Content-Length: 231

v=0
o=CiscoSystemsSIP-GW-UserAgent 105 7560 IN IP4 xxx.xxx.xx.xxx
s=SIP Call
c=IN IP4 xxx.xxx.xx.xxx
t=0 0
m=audio 17654 RTP/AVP 18 19
c=IN IP4 xxx.xxx.xx.xxx
a=rtpmap:18 G729/8000
a=rtpmap:19 CN/8000
a=fmtp:18 annexb=no

*Jun 23 02:25:10.734: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
PRACK sip:551156440000 at xxx.xxx.xx.xxx:5060 SIP/2.0
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK27190B
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
CSeq: 102 PRACK
RAck: 6944 101 INVITE
Content-Length: 0



*Jun 23 02:25:10.734: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
SIP/2.0 183 Session Progress
Via: SIP/2.0/UDP xxx.xxx.xx.xxx;branch=z9hG4bKd97d.c9d442f2.0,SIP/2.0/UDP xxx.xxx.xx.xxx:5060;branch=z9hG4bK4ad4b6fc;rport=5060
From: "Billy" <sip:billy1 at mydomain.net>;tag=as7cc7485e
To: <sip:7770551156440000 at mydomain.net>;tag=B40C3D4-9BA
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: 4f23dceb54c6e95b17ccb5247761fab6 at mydomain.net
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 102 INVITE
Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO, UPDATE, REGISTER
Allow-Events: telephone-event
Contact: <sip:7770551156440000 at xxx.xxx.xx.xxx:5060>
Content-Disposition: session;handling=required
Content-Type: application/sdp
Content-Length: 288

v=0
o=CiscoSystemsSIP-GW-UserAgent 5212 7746 IN IP4 xxx.xxx.xx.xxx
s=SIP Call
c=IN IP4 xxx.xxx.xx.xxx
t=0 0
m=audio 17444 RTP/AVP 18 101
c=IN IP4 xxx.xxx.xx.xxx
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -

*Jun 23 02:25:10.738: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
CANCEL sip:551156440000 at xxx.xxx.xx.xxx:5060 SIP/2.0
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
CSeq: 101 CANCEL
Max-Forwards: 70
Timestamp: 1119493510
Reason: Q.850;cause=16
Content-Length: 0



*Jun 23 02:25:10.738: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
SIP/2.0 500 Internal Server Error
Via: SIP/2.0/UDP xxx.xxx.xx.xxx;branch=z9hG4bKd97d.c9d442f2.0,SIP/2.0/UDP xxx.xxx.xx.xxx:5060;branch=z9hG4bK4ad4b6fc;rport=5060
From: "Billy" <sip:billy1 at mydomain.net>;tag=as7cc7485e
To: <sip:7770551156440000 at mydomain.net>;tag=B40C3D4-9BA
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: 4f23dceb54c6e95b17ccb5247761fab6 at mydomain.net
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 102 INVITE
Allow-Events: telephone-event
Reason: Q.850;cause=16
Content-Length: 0


*Jun 23 02:25:10.762: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 200 OK
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK27190B
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:42:40 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 102 PRACK
Content-Length: 0



*Jun 23 02:25:10.770: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 200 OK
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>
Date: Thu, 23 Jun 2005 02:42:40 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Timestamp: 1119493510
Content-Length: 0
CSeq: 101 CANCEL



*Jun 23 02:25:10.770: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
ACK sip:7770551156440000 at mydomain.net SIP/2.0
Via: SIP/2.0/UDP xxx.xxx.xx.xxx;branch=z9hG4bKd97d.c9d442f2.0
From: "Billy" <sip:billy1 at mydomain.net>;tag=as7cc7485e
Call-ID: 4f23dceb54c6e95b17ccb5247761fab6 at mydomain.net
To: <sip:7770551156440000 at mydomain.net>;tag=B40C3D4-9BA
CSeq: 102 ACK
User-Agent: Sip EXpress router(0.8.12-1rc6 (i386/linux))
Content-Length: 0



*Jun 23 02:25:10.774: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:
SIP/2.0 487 Request Cancelled
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:42:40 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Timestamp: 1119493504
Server: Cisco-SIPGateway/IOS-12.x
CSeq: 101 INVITE
Allow-Events: telephone-event
Content-Length: 0



*Jun 23 02:25:10.774: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
ACK sip:551156440000 at xxx.xxx.xx.xxx:5060 SIP/2.0
Via: SIP/2.0/UDP  xxx.xxx.xx.xxx:5060;branch=z9hG4bK26178A
From: "Billy" <sip:991164555555billy1 at xxx.xxx.xx.xxx>;tag=B40C3DC-21D
To: <sip:551156440000 at xxx.xxx.xx.xxx>;tag=47D1B578-7EF
Date: Thu, 23 Jun 2005 02:25:04 GMT
Call-ID: D7F9A32B-E2C411D9-80559F23-EE379D9B at xxx.xxx.xx.xxx
Max-Forwards: 70
CSeq: 101 ACK
Content-Length: 0

-- 
Billy


                 




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