[cisco-voip] TEHO using SIP trunk ringback issue

[Abebe Amare]

Hi Nate,

On the SIP profile I enabled as follows

[image: Inline image 1]

Is there any other place where I enable PRACK?



On Fri, Jul 24, 2015 at 3:38 PM, NateCCIE <nateccie at gmail.com> wrote:

> Is PRACK enabled on the sip trunk?
>
>
>
> *From:* cisco-voip [mailto:cisco-voip-bounces at puck.nether.net] *On Behalf
> Of *Abebe Amare
> *Sent:* Friday, July 24, 2015 1:54 AM
> *To:* cisco voip
> *Subject:* [cisco-voip] TEHO using SIP trunk ringback issue
>
>
>
> Hi,
>
>
>
> The call flow is like this:
>
>
>
> CUCM cluster 1 ----SIP Trunk---->CUCM cluster 2---H323---->Voice
> gateway----ISDN PRI--->PSTN
>
>
>
> The problem is when calling from cluster 1 to the PSTN, the CUCM in
> cluster 2 plays ring back tone whether the final destination is reachable
> or not, we don’t hear the PSTN announcements in case the number is wrong or
> unreachable or…etc. How to remedy this.
>
>
>
> thanks in advance
>
>
>
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