what is your pstn connectivity? did you grab a siptrace? if so, I. an look at that if you like. On Oct 18, 2011 2:27 AM, "Philippe Bechamp" <[email protected]> wrote:
> Hi there, > > Wonder if anyone can help me troubleshoot a one way audio problem. > > First of all, everything works fine with Bria - I can call anywhere in any > direction. > > The issue happens with Polycom IP450 phones. > > The setup had been working fine for weeks and weeks. Then one day, sound > seems to progressively degrade when making outgoing calls. After a while, > boom, the receiving party of calls originating from the IP450 hears us but > we can't hear them. The problem lasted about 36 hours the went away on it's > own or I am not sure what i did to make it go away. > > Now, two weeks later, this has happened again. > > I have updated the IP450 to the recommended version on the wiki. > > I have traced and traced. It does not seem to be a firewall/nat/helper > issue as a) Bria works fine on the same subnet b) doing port copies on my > switch, I can see the packets being sent to the hardphone. > > From my limited but growing understanding of SIP calls, the server -> phone > direction seems doubled (though it might just look ok to me…). I can't hear > a thing and the diagnostics / media statistics on the phone increment in the > outgoing direction but not in the incoming direction. > > Anyone have any idea that could help me pin this down ? Might it just be a > phone firmware issue ? > > I have supporting material if that can help. > > Thanks, > > Philippe. > > > > |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||**** > > Philippe Bechamp | Manager, IT / Security**** > > Neuralitic Systems Inc. > > > M. +1.514.812.9609**** > > E. [email protected]**** > > This message and attachments are for the use of the addressee only and may > be confidential. If you are not the intended recipient, please notify the > sender immediately by e-mail and delete this message and attachments. Thank > you.**** > > > _______________________________________________ > sipx-users mailing list > [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users/ >
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