[Asterisk-Users] PRI and echocancel
Tobias Jönsson
asterisk at tobiasjonsson.se
Thu Feb 17 11:43:37 MST 2005
Eric Wieling wrote:
> Tobias Jönsson wrote:
>
>> If you need echo cancelling on the PBX PRI depends on the phones used on
>> that PBX. If they are all digital and they do not introduce any echo you
>> will not need any echo cancelling.
>
> The outside phone will still (usually) be analog and cause echo. So
> unless you are only calling other VoIP or cell phones you still need
> echo canceling when using PRI.
Yes, that is exactly what I wrote??:
> On the T1 side you will probably need echo cancelling since there
> might be an analog phone in the other end.
--
Best Regards,
Tobias Jönsson, Lund SE
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