[cisco-voip] UCCX not working after change to SIP

[Kent Roberts]

Are you using early offer in from the gateway?

How about best effort MTP option?    (Sorry don’t remember exact verbage)

Might need CUCM logs, to see what CUCM is doing with it.

> On Oct 13, 2019, at 7:58 PM, Dana Tong <dana.tong at yellit.com.au> wrote:
> 
> Hi all,
>  
> Customer recently changed from ISDN gateways (H323 registered) to centralised SIP and now the UCCX IVR isn’t working.
>  
> The SIP trunk is set to use the 64K region and I did also try setting the CODEC to both G.711alaw and ulaw on the dial-peers on the SIP CUBE router.
> It’s weird.
>  
> The debug CCSIP messages are showing 404 not found, and the voip dialpeer inout were showing a match on the correct dial-peers.
> But then the logs say no match as per below.
>  
> Anyone seen this kind of error after changing from ISDN to SIP?
>  
> Somewhat sanitised below. Trying to get RTMT access.
>  
>  
>  
> Sent:
> SIP/2.0 404 Not Found
> Via: SIP/2.0/UDP 203.52.3.164:5060;branch=z9hG4bKritgbh304ou76jse28v0.1
> From: <sip:000000 at 10.119.243.144;user=phone <sip:000000 at 10.119.243.144;user=phone>>;tag=39906919-1571014929892-
> To: "777 777"<sip:754420777 at customer.com.au;user=phone <sip:754420777 at customer.com.au;user=phone>>;tag=EDD3AA89-2562
> Date: Mon, 14 Oct 2019 11:02:09 GMT
> Call-ID: BW120209892141019-860012483 at 10.10.10.10 <mailto:BW120209892141019-860012483 at 10.10.10.10>
> CSeq: 602191603 INVITE
> Allow-Events: telephone-event
> Warning: 399 10.10.253.10 "No matching outgoing dial-peer"
> Server: Cisco-SIPGateway/IOS-15.5.3.S4b
> Reason: Q.850;cause=1
> Content-Length: 0
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