[Asterisk-Users] Fun with Echo -- Follow up

[mike]

thank you very much for your feedback !
happy to hear that you agree with me
perhaps the low quality of the phones have done the difference
i'll try some polycom phones on the same configuration

anyway, what about those echo canceling cards ?

tnx!
.mike


On Tue, 2006-06-20 at 11:43 -0700, Martin Joseph wrote:
> On Jun 20, 2006, at 4:45 PM, mike wrote:
> 
> > what's that ? where did u purchase is ?
> > right now i'm having echo problems between two asterisk servers dealing
> > with iax with ulaw codec, one in italy and the second in thailand
> > in your opinion, it is possible that an echo issue is derived by low
> > bandwidth ?
> No.
> > i thought this will end having delay/choppy behaviour, not echo !
> Yes, it would produce choppy audio on the limited leg.
> > do you think that could be an hardware problem related with my ip
> > phones ?
> Yes, it could be, if the phones are feeding back audio from the speaker  
> to the mic, this can travel back to the far end...
> > i'm using taiwanese phones, the tip-100, from that list:
> > http://www.ttic.com.tw/program/en_product_catalog.asp? 
> > product_series_h=internet&product_layout=list
> Don't know about those...
> 
> Good Luck,
> Marty
> 
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