[asterisk-users] tdm410p w/ echo - no full duplex

[Matthew Fredrickson]

Michael J. Liberatore wrote:
> hi, i just installed 2 new tdm410p's on asterisk 1.4.19 with zaptel
> 1.4.10.  They have the hardware echo cancellers.  I am having an issue
> though, when i talk, it cuts out the other end.  So for example, i
> called up another asterisk box and was listening to the prompts and as
> they were playing if i said something, it would cut out the other end.  
>  
> so i basically started counting and for the 20 seconds i counted,
> nothing came through from the otherside.
>  
> i tried from multiple phones and this didnt happen with the old tdm400.
> 
>  
> is this an issue with the card?  Is it because zaptel has mg2 on?  Does
> than mean i am using 2 echo cancellers?  the hardware one and the mg2?
> how should this be set?  also, it says  "echo canceller could not be
> trained" or something like that at the start of every call on the cli.

It sounds like you need the new revision of the firmware.  Please 
contact technical support and they should be able to get it to you.

Matthew Fredrickson

>  
>  
>  
> thanks
>  
> mike
>  
> 
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-- 
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.