Re: [Asterisk-Users] Dial-out and Dial-in modem problems.

2004-02-10 Thread Ariel Batista
Bisker, Scott (7805) wrote:
> Has anyone experienced problems with dialup through asterisk.  I'm
> having some varied success with dial-in and dial-out.
>
> All my analog extensions are connected to * via Adtran 750 FXS
> channelbanks using FXO_KS signalling.  I have a longdistance T-1
> (e&m_w) from sprint and a local T-1 PRI from Verizon.

We had this problem. In fact we have a system very similer to your
setup.  We used Sprint for the long distance.  And the local PRI with
Allegiance.  We found that the problem was and still is Sprint.  We are
now doing all our modem support through our Allegiance PRI.  We had them
add long distance for us.  We spent over 2 months with Sprint's tech
support team including them sending a new Adtran and changing the lines
out.  We found that it was something to do with there voltage down
streem.  We finally after 2 months got the modems to work but only at
26,400.  With the PRI line from Allegiance we almost always get 44,000
plus connection and no drop calls.

> I'm running Asterisk 0.7.1, Zaptel 0.8.0, and libpri 0.5.1.
>
> The problem that I'm seeing is that active modem connections (in or
> out) are hanging up randomly.  I have busydetect=yes and busycount=6
> on all my non-PRI zap channels.  I have echocancel=128 and
> echocancelwhenbridged=yes on all of my zap channels.
>
> Tonite, I plan on uncommenting
> BUSYDETECT+= -DBUSYDETECT_COMPARE_TONE_AND_SILENCE
> and
> CFLAGS+=-DOLD_DSP_ROUTINES
>
> in the asterisk Makefile to see if this resolves the issue.
>
>
> Has anyone had any experience with dialup problems like this.
>
> Regards,
>
> -sb
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Re: [Asterisk-Users] Dial-out and Dial-in modem problems.

2004-02-09 Thread Tilghman Lesher
On Monday 09 February 2004 14:42, Bisker, Scott (7805) wrote:
> Has anyone experienced problems with dialup through asterisk.  I'm
> having some varied success with dial-in and dial-out.
>
> All my analog extensions are connected to * via Adtran 750 FXS
> channelbanks using FXO_KS signalling.  I have a longdistance T-1
> (e&m_w) from sprint and a local T-1 PRI from Verizon.
>
> I'm running Asterisk 0.7.1, Zaptel 0.8.0, and libpri 0.5.1.
>
> The problem that I'm seeing is that active modem connections (in or
> out) are hanging up randomly.  I have busydetect=yes and
> busycount=6 on all my non-PRI zap channels.  I have echocancel=128
> and echocancelwhenbridged=yes on all of my zap channels.

Increase busycount if you're getting random hangups, like it says in
zapata.conf.  And why are you doing echo cancellation at all on
channels used for modems?

-Tilghman

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Re: [Asterisk-Users] Dial-out and Dial-in modem problems.

2004-02-09 Thread Steven Critchfield
On Mon, 2004-02-09 at 14:42, Bisker, Scott (7805) wrote:
> Has anyone experienced problems with dialup through asterisk.  I'm
> having some varied success with dial-in and dial-out.
> 
> All my analog extensions are connected to * via Adtran 750 FXS
> channelbanks using FXO_KS signalling.  I have a longdistance T-1
> (e&m_w) from sprint and a local T-1 PRI from Verizon.  
> 
> I'm running Asterisk 0.7.1, Zaptel 0.8.0, and libpri 0.5.1.
> 
> The problem that I'm seeing is that active modem connections (in or
> out) are hanging up randomly.  I have busydetect=yes and busycount=6
> on all my non-PRI zap channels.  I have echocancel=128 and
> echocancelwhenbridged=yes on all of my zap channels.  

Turn off busydetect for true T1s. You are getting the signalling
digitally and don't need to discern it from the tones. The echo settings
shouldn't matter for modems as the echo canceler should get knoced off
when the modem connects.

-- 
Steven Critchfield  <[EMAIL PROTECTED]>

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[Asterisk-Users] Dial-out and Dial-in modem problems.

2004-02-09 Thread Bisker, Scott (7805)
Has anyone experienced problems with dialup through asterisk.  I'm having some varied 
success with dial-in and dial-out.

All my analog extensions are connected to * via Adtran 750 FXS channelbanks using 
FXO_KS signalling.  I have a longdistance T-1 (e&m_w) from sprint and a local T-1 PRI 
from Verizon.  

I'm running Asterisk 0.7.1, Zaptel 0.8.0, and libpri 0.5.1.

The problem that I'm seeing is that active modem connections (in or out) are hanging 
up randomly.  I have busydetect=yes and busycount=6 on all my non-PRI zap channels.  I 
have echocancel=128 and echocancelwhenbridged=yes on all of my zap channels.  

Tonite, I plan on uncommenting 
BUSYDETECT+= -DBUSYDETECT_COMPARE_TONE_AND_SILENCE
and
CFLAGS+=-DOLD_DSP_ROUTINES

in the asterisk Makefile to see if this resolves the issue.


Has anyone had any experience with dialup problems like this.

Regards,

-sb
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