[cisco-voip] SRST automatically set to G.729 CODEC instead of G.711

[Jonathan Charles]

I have been doing this on every SRST router I deploy, it works very
well and the sound quality is very good...


Jonathan

On Wed, Apr 16, 2008 at 8:31 AM, Ryan Ratliff <rratliff at cisco.com> wrote:
> You don't want to be doing g.729 MOH anyway as it sounds very, very bad.
>  If you don't have a transcoder then you can look into playing multicast MOH
> from the flash of the SRST router.
>
> http://www.cisco.com/en/US/products/sw/iosswrel/ps5207/products_feature_guide09186a00802d1c31.html
>
>  -Ryan
>
>
>
>  On Apr 16, 2008, at 6:56 AM, Perera, Manoj (GE, Corporate) wrote:
>  Jonathan,
>  Thank you for the reply.
>  I have confirmed that all the phones and SRST gateway are in correct
>  device pool and within this region codec is set to G.711. When changed
>  dial peer codec to g711ulaw it works fine but MOH for PSTN doesn't play
>  but local extension. This is because
>  Between Callmanager  and SRST ---> G.729
>  Between SRST and PSTN ---> G.711
>
>  So, as I have SRST set to G.711 it cannot send MOH which come as G.729
>
>  We are going to try voice class codec tomorrow and see whether it work.
>
>  For example.,
>
>  voice class codec 1
>   codec preference 1 g711alaw
>   codec preference 2 g711ulaw
>   codec preference 3 g729r8
>
>  dial-peer voice xxx
>   voice-class codec 1
>
>  Regards,
>  MP
>
>
>
>  -----Original Message-----
>  From: Jonathan Charles [mailto:jonvoip at gmail.com]
>  Sent: Wednesday, April 16, 2008 1:49 AM
>  To: Perera, Manoj (GE, Corporate)
>  Cc: cisco-voip at puck.nether.net
>  Subject: Re: [cisco-voip] SRST automatically set to G.729 CODEC instead
>  of G.711
>
>  The default codec for a voip dial peer is G.729...
>
>  add
>
>  codec g711ulaw
>
>  to your voip dial peers
>
>
>
>  Jonathan
>
>
>  Jonathan
>
>  On Tue, Apr 15, 2008 at 10:41 AM, Perera, Manoj (GE, Corporate)
>  <manoj.perera at ge.com> wrote:
>
> >
> >
> > Hi All,
> > We have SRST router configured at remote site which has PVDM2-8 for 4
> > BRI lines. This should support 8 simultaneous call when use G.711
> > codec. At call manager side we have separate device pool for this site
> >
>
>
> > with region codec G.711. All PSTN call from branch office go directly
> > out from SRST router BRI interfaces. The issue is Calls to PSTN from
> > branch office use G.729 instead of G.711 and number of simultaneous
> >
>  call drop to 5 calls as it use G.729.
>
> > When we use SRST router to use G.711, simultaneous calls increases to
> > 8 calls but MOH stop functioning. Has anyone had experience this kind
> > of problem? Any information would be greatly appreciated.
> >
> > Thanks,
> > MK
> >
> >
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> >
> >
> >
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