topic I have enabled "Enable in Unified Communications Infrastructure

Trunking Cisco CUCM 9.0 with UCS 500

VAbr AVib — Tue, 19 Mar 2019 16:25:56 GMT

In one of our branch offices use Cisco UCS-500 for local IP telephony and PRI. Now we would like to integrate this system to our main offices so that we dial all the 4-digit extensions.

Is it possible to trunk Cisco UCS 500 with CUCM 9.0. ?

Hi Yes, can you can create a

Aditya Gupta — Mon, 06 Apr 2015 19:29:24 GMT

Yes, can you can create a trunk b/w ucs500 series and cucm 9.0 and use 4-digit site to site dialing.

It will be similar to configuring a h323 or sip trunk between cucm and gateway.

Regards

Aditya Gupta

Thanks Aditya

VAbr AVib — Mon, 06 Apr 2015 20:13:56 GMT

Thanks Aditya

I am able to make calls from

VAbr AVib — Tue, 07 Apr 2015 20:51:44 GMT

I am able to make calls from CUCM to UCS, but not the other way. The call will disconnect as soon as the RTP session starts. Also I am not able to watch the debugging logs on telnet session in UCS.

Provide the below two:1)

Terry Cheema — Wed, 08 Apr 2015 02:51:35 GMT

Provide the below two:

1) Config of your UC500

2) Turn on and capture the output of debug voip ccapi inout and post it here.

-Terry

Please rate all helpful posts

Hi Seems you have codec

Aditya Gupta — Wed, 08 Apr 2015 16:15:40 GMT

Seems you have codec negotiation problem when you are making calls from UCS to CUCM

. Can you post your UCS config here.

Maybe you have logging buffered enabled on your UCS as a result of which logs are not displayed on screen over telent session.

Regards

Aditya Gupta

I have enabled "Enable

VAbr AVib — Thu, 09 Apr 2015 12:11:21 GMT

I have enabled "Enable inbound Faststart" on CUCM H323 Gateway configuration. It started working now.

Thanks for all your valuable inputs.