[asterisk-users] Choppy MOH (Cisco gateway)

[mike]

i had a similar issue with the first branch of asterisk 1.2 and cheap
phones (tip-100 from tatung)
i'll suggest you to upgrade your asterisk box
are you using bristuff ?
try bristuff-0.3.0-PRE-1q which comes with asterisk 1.2.9.1

lemme know
.mike


On Sun, 2006-07-09 at 14:49 -0400, Bill Gibbs wrote:
> Cisco 3660 with a PRI talking SIP to various Asterisk boxes (not
> connected, separate PBXs)  using ulaw all have issues with music on
> hold being choppy.  Normal voice and SIP (taking a call from the PRI,
> placing a call or extension to extension calls) conversations are
> _perfect_ with no drop outs so it’s not a problem with the PRI or the
> 3660 talking to the Asterisk boxes.  If I call from my Polycom into an
> extension that immediately starts MusicOnHold it’s perfect as well.
> 
>  
> 
> However, calling into the box via the PRI and being placed on hold the
> music is choppy.  Also, calling into an extension that spawns
> MusicOnHold immediately is choppy when it comes in via the Cisco.
> 
>  
> 
> This happens with mpg123, madplay and I tried using the Asterisk 1.2
> native mode in musiconhold.conf:
> 
>  
> 
> [default]
> 
> mode => files
> 
> directory => /var/lib/asterisk/mohmp3
> 
> random => yes
> 
>  
> 
> Same problem with all 3.
> 
>  
> 
> Tried converting MP3s to a pcm or ulaw file, same problem (using lame
> and sox to do the conversions)
> 
>  
> 
> It seems that this is common issue with no clear resolution.
> 
>  
> 
> Machines are Pentium 4s 512MB or 1GB RAM.  I would be the only call on
> the box, no load, etc.
> 
> Using ztdummy (or without, same behavior)
> 
> Asterisk ver 1.2.4 on all
> 
> Normal voice, IVR, play back voicemail, etc are all 100% perfect only
> on MusicOnHold has this issue
> 
> Polycom SIP phones or using X-Lite to test (used to make the call into
> MusicOnHold or answer the call coming in via the PRI and placing on
> hold)
> 
> Calling in from landline or cell phone – no difference
> 
>  
> 
> Any ideas?
> 
>  
> 
> Bill
> 
> 
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