[asterisk-dev] Answering SDP video 0 to video 0 Offer (or why Lync cannot get user off on-hold)

[Leif Madsen]

On 15/10/12 06:35 AM, Walter Doekes wrote:
> Changing this would meet two of my goals:
>
> (1) I'd like to get rid of the WARNING which really isn't worthy
>      of the warning status.
<snip>
>
> [1] Example log:
>
>> [2012-10-12 14:38:29] VERBOSE[25970] app_dial.c:     --
>> SIP/LYNC-000028c6 is ringing
>> ...
>> [2012-10-12 14:38:31] WARNING[25066] chan_sip.c: Ignoring video media
>> offer because port number is zero
>> [2012-10-12 14:38:31] VERBOSE[25970] app_dial.c:     --
>> SIP/LYNC-000028c6 answered Local/ID14091 at trunkaccount-590d;2
>> [2012-10-12 14:38:31] VERBOSE[25969] app_dial.c:     --
>> Local/ID14091 at trunkaccount-590d;1 answered SIP/BACKEND-000028c5
>> ...
>> [2012-10-12 14:38:36] WARNING[25066] chan_sip.c: Ignoring video media
>> offer because port number is zero
>> [2012-10-12 14:38:36] VERBOSE[25970] res_musiconhold.c:     -- Started
>> music on hold, class 'default', on Local/ID14091 at trunkaccount-590d;2

I'd even be ok for this to be a DEBUG level log. Is there really much 
purpose to seeing it? If you're expecting video and not getting it, I'd 
suspect you'd up the logging to DEBUG to start debugging it, and then 
see that message.

-- 
Leif Madsen
http://www.oreilly.com/catalog/asterisk