[cisco-voip] SIP endpoints on the other side of an H.323 trunk...

Jonathan Charles jonvoip at gmail.com
Wed Jul 22 19:21:02 EDT 2009


So, does anyone know if this is true?

I am actually seeing that SIP cannot call phones across an H.323
trunk....  It looks like everything is fine, the call sets up, but
then no audio cuts through and the SIP phone keeps ringing...

And then I see this when I hang up the cucm phone


Jul 22 23:19:48.514: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Sent:
SIP/2.0 500 Internal Server Error
Reason: Q.850;cause=16
Date: Wed, 22 Jul 2009 23:19:40 GMT
From: "Phone1" <sip:3005 at 192.168.29.254>;tag=00169def16e500dfdb252a73-c3694981
Allow-Events: telephone-event
Content-Length: 0
To: <sip:5001 at 192.168.29.254>;tag=BCCA62C-BD3
Call-ID: 00169def-16e50019-a4734327-02d0c87d at 192.168.29.102
Via: SIP/2.0/UDP 192.168.29.102:5060;branch=z9hG4bKc0c82a6f
CSeq: 101 INVITE
Server: Cisco-SIPGateway/IOS-12.x


Jul 22 23:19:48.522: //-1/xxxxxxxxxxxx/SIP/Msg/ccsipDisplayMsg:
Received:

BR2#ACK sip:5001 at 192.168.29.254 SIP/2.0
Via: SIP/2.0/UDP 192.168.29.102:5060;branch=z9hG4bKc0c82a6f
From: "Phone1" <sip:3005 at 192.168.29.254>;tag=00169def16e500dfdb252a73-c3694981
To: <sip:5001 at 192.168.29.254>;tag=BCCA62C-BD3
Call-ID: 00169def-16e50019-a4734327-02d0c87d at 192.168.29.102
Date: Wed, 22 Jul 2009 23:19:44 GMT
CSeq: 101 ACK
Content-Length: 0



On Wed, Jun 10, 2009 at 1:30 AM, Jonathan Charles<jonvoip at gmail.com> wrote:
> Found a weird statement in a Cisco doc:
>
> "SIP endpoints are not supported on H.323 trunks. SIP endpoints are
> supported on SIP trunks only"
>
> This was in the SRST System Admin guide under Octo-Lines...
>
> I thought the CUBE fixed this?
>
>
> Jonathan
>


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