[asterisk-users] questions regarding DAHDI

[David fire]

the echo cancelation sintaxis has change in dahdi read the documents about
it.
David

2008/12/6 Jon Weisman <jweisman at ibell.net>

>  Just moved over to DAHDI today and have a few questions.
>
> My environment is:
>
> Asterisk 1.4.22
> Using a TE410P
> 4 PRI's
>
> 1. Now when calls come in on those PRI's I get this message in the console:
>
> [Dec  6 19:42:18] WARNING[31557]: chan_dahdi.c:1481 dahdi_enable_ec: Unable
> to enable echo cancellation on channel 41 (No such device)
>
> How can I resolve this?
> 2. Do I need to be running echo cancellation on TDM circuits? (PRI's?)
>
> 3. I compiled DAHDI tools and I seem to have all the scripts, however I do
> not have or can not seem to find dahdi_tools. How can I get this? I believe
> this is the zttools replacement.
>
> 4. Is there a way for me to verify that I am receiving clock source on
> these PRI's from the telco? I need to verify this because it seems that if I
> use my internal clock source my HDLC errors seem to go away. (Still testing)
>
>
> Thanks in advance,
> Jon
>
>
>
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