[asterisk-dev] Adding Octastic Soft-Echo to external SIP adapters
Eric "ManxPower" Wieling
eric at fnords.org
Mon May 7 04:24:42 MST 2007
Klaus Darilion wrote:
>
>
> Vazir wrote:
>> How than my CISCO AS5350 gets H323 VOIP and echo-cancels so exelently
>> :))))))
>
> If it is a plain H323-H323 call then there should not be any echo at all.
>
> If you have a PSTN<->VoIP call and the PSTN leg uses analog lines then
> the PSTN side will create an echo which will be cancelled by the PSTN
> side of the gateway.
In my experience, most echo comes from the FAR end analog loop, not your
local analog loop.
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