[asterisk-users] Echo in the outside call (E1)

[Matt Riddell]

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Ruben Zamora wrote:
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> I have a little problem with mi outside calls.   I Have Echo. It`s randomly.
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> I install  codec G729 and I have Grandstream GXP2020.
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> Asterisk 1.4.9,Unicall 0.0.5pre1,Zaptel 1.4.5
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> I have a E1 and 30 channel.
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> Can you give a tip, where can I check????  If I miss something.

What kind of echo cancellation are you using?

* Inbuilt
* HPEC
* Hardware EC
* Oslec

- --
Kind Regards,

Matt Riddell
Director
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