I remember a thread about this exact problem a few weeks ago.
You need to upgrade the phone XML config files to the ones that come with the
version of firmware you are using.
Doug.
> -----Original Message-----
> From: Kenneth Shaw [mailto:ken@expitrans.com]
> Sent: Monday, May 01, 2006 3:24 PM
> To: asterisk-users@lists.digium.com
> Subject: [Asterisk-Users] Polycom SoundPoint 501 + Asterisk
>
>
> Guys,
>
> I recently purchased some new SoundPoint 501 phones. The new
> ones that I
> purchased had a newer firmware than the 501s we had deployed at the
> time. I updated the firmware on the older 501s, and now these phones
> have some very odd echoes with Asterisk, etc. I assume this is due to
> changes in the config file somehow (I love Polycom!), but was
> wondering
> if anyone else had experienced odd audio problems with the 501s after
> upgrading to the latest bootrom and sip images.
>
> Any info would be much appreciated! Thanks!
>
> --
> Kenneth Shaw
> Director of Technology
> ExpiTrans, Inc.
> 129 W. Wilson St., Suite 204
> Costa Mesa, CA 92627
> tel: 949 278 7288
> fax: 949 642 6044
> ken@expitrans.com
>
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