[Asterisk-Users] Polycom 600 problem

[Andrei (MPI)]

Jon,

Yes, I have tried that. The problem does moves with the particular phone.

Andrei

Jon Radon wrote:

>Try swapping the working phone and the non working phone.  See if the
>problem moves with the phone.
>
>
>On Thu, 23 Dec 2004 10:52:27 -0500, Andrei (MPI)
><asterisk at markovprocesses.com> wrote:
>  
>
>>Hi Jared,
>>
>>Thank you for your reply. That server is for asterisk only, things like
>>X-windows and samba were not even installed there. I limited what I
>>could from system point of view. Digium support has qualified the box as
>>"clean" for TDM400P operations.
>>
>>It is not clicks and pops, it's just brief moments of silence when I
>>cannot hear the other side, while they can hear me okay. I will play
>>more with configs and ideas you guys suggested.
>>
>>Also it is really strange, that the problem always appears for a specfic
>>phone. 9 phones are ALWAYS working just fine, while 1 phone is doing
>>this interruptions for all outgoing calls, 2 more phones are having this
>>problem from time to time. All the phones are same model and are
>>configured in the same way, difference is only in extensions, voicemail
>>box and user/passwords settings.
>>
>>Echo cancellation? ulaw/alaw? Anything else? Thanks for your ideas.
>>
>>Andrei
>>
>>
>>Jared Armstrong wrote:
>>
>>    
>>
>>>Andrei,
>>>
>>>Do you have X-Windows running on the linux box? I had a similar issue
>>>that was eliminated when I stopped this process and samba from running.
>>>Now samba is only allowed to come up during non-business hours, for
>>>changing BG music.
>>>
>>>Also, make sure your registration period in either (polycom) ipmd.cfg or
>>>sip.cfg is set to be at least the default 3600 time period. I also
>>>removed the qualify=2000 from my (asterisk) sip.conf file and now have
>>>less clicks/pops. What it sounds like to me is possibly that you are
>>>noticing a pop/click when asterisk as trying to re-qualify the phone
>>>during the middle of a call. Also do you have Busydetect enabled? I had
>>>to disable that setting in my Zapata.conf.
>>>
>>>Jared Armstrong
>>>
>>>-----Original Message-----
>>>From: Andrei (MPI) [mailto:asterisk at markovprocesses.com]
>>>Sent: Wednesday, December 22, 2004 7:09 PM
>>>To: Asterisk Users Mailing List - Non-Commercial Discussion
>>>Subject: [Asterisk-Users] Polycom 600 problem
>>>
>>>Hi there,
>>>
>>>We are using 10+ Polycom SP IP 600 phones with Asterisk and TMD400P with
>>>
>>>4 FXO lines.
>>>
>>>So far we have 3 phones with following problem: more or less frequently,
>>>
>>>for every call or ever other call, user of the phone would hear brief
>>>interruptions on the line when dialing out via PSTN, like if someone
>>>would be disconnecting and reconnecting the external line a few times
>>>per second. At the same time Asterisk Voicemail, Music on hold, SIP to
>>>SIP calls would work just perfect. Loud and clear.
>>>
>>>It is not dependant on network conditions, network configuration,
>>>extension number, PSTN phone # dialed or particular network location of
>>>the phone. So it is a problem with the phone. I've tested this quite
>>>thoroughly: if I install a different 600 phone - that one would work
>>>just fine at the same locations/extension/network connection etc. Cisco
>>>7940 does not have this problem either.
>>>
>>>I already RMA-ed one of the Polycoms and looking to return the other 2.
>>>Meanwhile, if someone can comment on this problem, that would be a great
>>>
>>>help!
>>>
>>>Other than this problem, the Polycoms 600 are excellent for Asterisk
>>>setup.
>>>
>>>Thank you,
>>>Andrei
>>>
>>>
>>>
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>>>
>>>
>>>
>>>
>>>      
>>>
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>>    
>>
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>  
>