Re: [asterisk-users] 1.6.1 app_fax: WARNING T.30 ECM carrier not found ??

2009-05-10 Thread sean darcy
David Backeberg wrote:
 On Mon, May 4, 2009 at 10:52 PM, sean darcy seandar...@gmail.com wrote:
 Receiving a fax with 1.6.1:

   == Spawn extension (incoming-pstn-line, fax, 1) exited non-zero on
 'DAHDI/4-1'
 -- Executing [...@incoming-pstn-line:1] NoOp(DAHDI/4-1, Fax
 Detected) in new stack
 -- Executing [...@incoming-pstn-line:2] Goto(DAHDI/4-1,
 incoming-fax,s,1) in new stack
 -- Goto (incoming-fax,s,1)
 -- Executing [...@incoming-fax:1] Set(DAHDI/4-1,
 FAXFILE=/var/spool/asterisk/fax/20090504_1602-0) in new stack
 -- Executing [...@incoming-fax:2] ReceiveFAX(DAHDI/4-1,
 /var/spool/asterisk/fax/20090504_1602-0.tif) in new stack
 -- Starting simple switch on 'DAHDI/1-1'
 -- Remote UNIX connection
 -- Hungup 'DAHDI/1-1'
 [2009-05-04 16:02:39] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:40] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:40] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:46] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:46] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 -- Executing [...@incoming-fax:3] Hangup(DAHDI/4-1, ) in new stack

 ECM - error correction mode ( right?) - but the fax is received OK. Any
 reason to worry? Anything to do?
 
 Since you are receiving a fax over an analog line, you can set up
 MixMonitor() or Monitor() to record the fax, play it back, listen for
 line noise or static or something else that may be happening that's
 throwing those warnings from SpanDSP.
 Obviously if you're getting a fax you're not as worried as if this
 caused the fax to drop. Once you have a recording of the transmission
 and the logs of what happens you can submit it to the SpanDSP project
 to see what they think.
 
 Incidentally, how verbose do you have to set your CLI to get output
 that lists the warnings?
 

Just asterisk -r

It shows:

Verbosity is at least 3

sean



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Re: [asterisk-users] 1.6.1 app_fax: WARNING T.30 ECM carrier not found ??

2009-05-10 Thread Martin
On Mon, May 4, 2009 at 9:52 PM, sean darcy seandar...@gmail.com wrote:
 Receiving a fax with 1.6.1:

[cut]
     -- Hungup 'DAHDI/1-1'
 [2009-05-04 16:02:39] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
[cut]

 ECM - error correction mode ( right?) - but the fax is received OK. Any
 reason to worry? Anything to do?

your WARNING prints after the DAHDI channel hanged up.
It's possible the receivefax app would want to do a hangup itself instead
of being hanged up. It might be a normal behavior since the app is
disconnected from the audio stream.

Martin

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Re: [asterisk-users] 1.6.1 app_fax: WARNING T.30 ECM carrier not found ??

2009-05-08 Thread David Backeberg
On Mon, May 4, 2009 at 10:52 PM, sean darcy seandar...@gmail.com wrote:
 Receiving a fax with 1.6.1:

   == Spawn extension (incoming-pstn-line, fax, 1) exited non-zero on
 'DAHDI/4-1'
     -- Executing [...@incoming-pstn-line:1] NoOp(DAHDI/4-1, Fax
 Detected) in new stack
     -- Executing [...@incoming-pstn-line:2] Goto(DAHDI/4-1,
 incoming-fax,s,1) in new stack
     -- Goto (incoming-fax,s,1)
     -- Executing [...@incoming-fax:1] Set(DAHDI/4-1,
 FAXFILE=/var/spool/asterisk/fax/20090504_1602-0) in new stack
     -- Executing [...@incoming-fax:2] ReceiveFAX(DAHDI/4-1,
 /var/spool/asterisk/fax/20090504_1602-0.tif) in new stack
     -- Starting simple switch on 'DAHDI/1-1'
     -- Remote UNIX connection
     -- Hungup 'DAHDI/1-1'
 [2009-05-04 16:02:39] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:40] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:40] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:46] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
 [2009-05-04 16:02:46] WARNING[12989]: app_fax.c:128 span_message:
 WARNING T.30 ECM carrier not found
     -- Executing [...@incoming-fax:3] Hangup(DAHDI/4-1, ) in new stack

 ECM - error correction mode ( right?) - but the fax is received OK. Any
 reason to worry? Anything to do?

Since you are receiving a fax over an analog line, you can set up
MixMonitor() or Monitor() to record the fax, play it back, listen for
line noise or static or something else that may be happening that's
throwing those warnings from SpanDSP.
Obviously if you're getting a fax you're not as worried as if this
caused the fax to drop. Once you have a recording of the transmission
and the logs of what happens you can submit it to the SpanDSP project
to see what they think.

Incidentally, how verbose do you have to set your CLI to get output
that lists the warnings?

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