[asterisk-users] TE2XXP and modems

C F shmaltz at gmail.com
Wed May 28 08:40:14 CDT 2008


I do this all the time with channel banks with no rpoblem whatsoever

On 5/28/08, Joe Carroll <Joe at myl2n.com> wrote:
> We are doing something similar  today with successful phones, fax, and
> modem...   PURE TDM..  no SIP
>
> Example Below....
>
> PSTN ----<PRI(s)> ----  <Asterisk> ---------------- <Nortel PBX> ----
> Phones, faxes or modems
>                                                       |
>                                                       |
>                                                       |
>                                                       |------------------
> <Avaya PBX>---- Phones, faxes or modems
>
>
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Olivier
> Sent: Wednesday, May 28, 2008 2:36 AM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: Re: [asterisk-users] TE2XXP and modems
>
> In fact, today's setup is :
> PSTN ----<PRI> ----  Alcatel OXE PBX ---- Phones, faxes or modems
>
> I'm wondering if inserting an Asterisk server between PBX and PSTN would
> break modems and faxes.
> For phones, I'm confident it will work.
> Any call that will cross Asterisk would be treated without any echo
> cancellation or codec translation.
>
> So the main question is "is TE2XXP-enabled Asterisk able to switch TDM
> without introducing latency that would spoil modem or fax services ?".
>
>



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