[cisco-voip] CUCM SIP Trunk and Call Hold (VZB, no audio)

[Jason Aarons (AM)]

CallManager has a Service Parameter something like stream full duplex, it has fixed similar issues for me before.

http://www.gossamer-threads.com/lists/cisco/voip/147274?page=last


From: cisco-voip-bounces at puck.nether.net [mailto:cisco-voip-bounces at puck.nether.net] On Behalf Of Mark Holloway
Sent: Wednesday, August 29, 2012 8:42 AM
To: Divin John
Cc: Cisco VoIPoE List
Subject: Re: [cisco-voip] CUCM SIP Trunk and Call Hold (VZB, no audio)



Are there any docs or links where this issue is discussed? Thanks.

On Aug 27, 2012, at 3:29 AM, Divin John wrote:

> It could be the classic a=inactive problem when on hold.
>
> Get a packet capture or a trace from CUCM and track the SIP leg.
>
> On 25/08/12 2:09 AM, "Mark Holloway" <mh at markholloway.com<mailto:mh at markholloway.com>> wrote:
>
>> Anyone experience an issue with a Verizon SIP Trunk where you put a PSTN
>> call on hold, then take it off hold and have no audio? This issue
>> happened on both CUCM 6.1 and 8.6, so maybe it's the way the customer
>> configured it.
>> _______________________________________________
>> cisco-voip mailing list
>> cisco-voip at puck.nether.net<mailto:cisco-voip at puck.nether.net>
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>>
>
>

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