[Asterisk-video] Polycom VVX 1500

Tim King tim at tim-king.com
Thu Jun 25 03:36:40 CDT 2009


I have got LifeSize units to work but only by insisting that h.264 was 
the only codec available (in sip.conf). 1.6 doesn't do very clever video 
codec negotiation AFAIK and if there's a choice it fails.

Jordan Kirby wrote:
>
> Hi,
>
>  
>
> We have just got 2 Polycom VVX 1500 phones to try out on our Asterisk 
> 1.6.1 system but for some reason video calls don't work.
>
>  
>
> Calls video calls between 2 XLite clients work ok using H263 & G711 
> but even when restricted to those protocols the VXX 1500s will only 
> get audio.
>
>  
>
> There are no errors presented by asterisk and the SDP information 
> includes the H264 protocol but the phones never actually connect the 
> video call. Direct IP address dialling between phones works for video 
> so I am confident the phones are ok.
>
>  
>
> Has anyone had any experience with these phones on Asterisk?
>
>  
>
> Thanks
>
>  
>
> Jordan
>
>  
>
>   
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