Re: [asterisk-users] yet another faxing issue (outbound only, via ATA)

2007-01-03 Thread Thomas Kenyon

Bill Gibbs wrote:


My next step is to connect the fax machine to a Wildcard X100P.

Check to see if there is Echo cancellation in the SPA-1001, and if so 
turn it off. If there is an adaptive Jitter buffer on the SPA-1001, try 
changing it to a fixed one (probably no more than 40ms).


Why would you connect a fax machine to an X100P, aren't they FXO cards?

Have you tried terminating to a VOIP provider? (to see if the problem is 
with the ATA).


Here I use a fax machine connected to a CS6220 which is connected to the 
asterisk box and terminates with a TDM400P card (so a completely 
different arrangement).


 


Any other suggestions?  Black magic?  Voodoo?

 


Bill




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Re: [asterisk-users] yet another faxing issue (outbound only, via ATA)

2007-01-03 Thread Marco Mouta

Hi all,

I was having a similar issue, using TE110P from Digium  all incoming faxes
were detected and correctly received.

When trying to send outbound faxes, they all get broken... I do believe it
may be related with Echo Cancel enabled on my Zapata.conf, any ways i've set
also fax detect for inbound and outbound on zapata, but that stills diferent
from the receiving model as it relies on NVfaxdetect to detect.

After many trials, i setup an architecture with another Server Running
Hylafax and IAXmodem registring on my * Box and i just get out of troubles.

It's perfect sending and receiving faxes with notifications and everything
else, Hylafax + IAXmodem and Asterisk are working like a charm.

I must say that we don't send too many faxes per day, but until now no
problems! And yes didn't change anything on Zapata config or something else
on Asterisk Box, i just added IAX account registred my Hylafax IAXmodem
there and Voilá :)



On 1/3/07, Thomas Kenyon [EMAIL PROTECTED] wrote:


Bill Gibbs wrote:

 My next step is to connect the fax machine to a Wildcard X100P.

Check to see if there is Echo cancellation in the SPA-1001, and if so
turn it off. If there is an adaptive Jitter buffer on the SPA-1001, try
changing it to a fixed one (probably no more than 40ms).

Why would you connect a fax machine to an X100P, aren't they FXO cards?

Have you tried terminating to a VOIP provider? (to see if the problem is
with the ATA).

Here I use a fax machine connected to a CS6220 which is connected to the
asterisk box and terminates with a TDM400P card (so a completely
different arrangement).



 Any other suggestions?  Black magic?  Voodoo?



 Bill


 

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RE: [asterisk-users] yet another faxing issue (outbound only, via ATA)

2007-01-03 Thread Bill Gibbs
I set aside a couple of channels and removed echo cancellation on them.  So 
far, faxing outbound through an ATA is working fine now.

Bill


-Original Message-
From: [EMAIL PROTECTED] on behalf of Marco Mouta
Sent: Wed 1/3/2007 6:42 AM
To: Asterisk Users Mailing List - Non-Commercial Discussion
Subject: Re: [asterisk-users] yet another faxing issue (outbound only, via ATA)
 
Hi all,

I was having a similar issue, using TE110P from Digium  all incoming faxes
were detected and correctly received.

When trying to send outbound faxes, they all get broken... I do believe it
may be related with Echo Cancel enabled on my Zapata.conf, any ways i've set
also fax detect for inbound and outbound on zapata, but that stills diferent
from the receiving model as it relies on NVfaxdetect to detect.

After many trials, i setup an architecture with another Server Running
Hylafax and IAXmodem registring on my * Box and i just get out of troubles.

It's perfect sending and receiving faxes with notifications and everything
else, Hylafax + IAXmodem and Asterisk are working like a charm.

I must say that we don't send too many faxes per day, but until now no
problems! And yes didn't change anything on Zapata config or something else
on Asterisk Box, i just added IAX account registred my Hylafax IAXmodem
there and Voilá :)



On 1/3/07, Thomas Kenyon [EMAIL PROTECTED] wrote:

 Bill Gibbs wrote:
 
  My next step is to connect the fax machine to a Wildcard X100P.
 
 Check to see if there is Echo cancellation in the SPA-1001, and if so
 turn it off. If there is an adaptive Jitter buffer on the SPA-1001, try
 changing it to a fixed one (probably no more than 40ms).

 Why would you connect a fax machine to an X100P, aren't they FXO cards?

 Have you tried terminating to a VOIP provider? (to see if the problem is
 with the ATA).

 Here I use a fax machine connected to a CS6220 which is connected to the
 asterisk box and terminates with a TDM400P card (so a completely
 different arrangement).

 
 
  Any other suggestions?  Black magic?  Voodoo?
 
 
 
  Bill
 
 
  
 
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[asterisk-users] yet another faxing issue (outbound only, via ATA)

2007-01-02 Thread Bill Gibbs
2 Asterisk servers 1.2.12.1

Connected via IAX2, same switch, GigE, no packet loss, etc

1 with a Sangoma A101 for a PRI to the PSTN

Ulaw

QoS enabled

NAT for the registered ATA boxes, no nat between the * servers

 

Faxing inbound:

Call from PRI hits the first Asterisk server

Then talks to the 2nd via IAX2

NVFaxDetect receives the fax, converts to PDF and emails it out

 

Works great!  Never had an issue

 

The problem, however is outbound.

 

Sipura 1001 ATAs. Fax machine connected to the ATA.

 

Registered to the 2nd asterisk box.  Keep in mind this server runs voice
calls just fine.

 

Outbound calls from this box are ulaw

The call is then sent via IAX2 (also tried SIP as well) to the Asterisk
server w/ the PRI, then out to the world

 

Hit and miss to send faxes out

Echo cancellation is enabled on the PRI

I have lowered the rxgain and txgain to -5.0, seems fine for voice.

The ATA is running 3.1.8 firmware from Sipura with fax detect turned 

 

Usually the faxes fail, but sometimes you will get all the pages, but
only a fraction of the page.

 

I have tried turning off ECM but still the same issue.

 

I would suspect the Sangom or IAX2, or something of that nature except
receiving faxes traveling to the 2nd asterisk box works just fine!

 

I also tried to register the ATA to the primary Asterisk server w/ the
PRI, same exact issue.

 

Any ideas - better luck w/ Grandstream?

 

I suspect the problem is not Asterisk, or the Sangoma, or jitter or
bandwidth since receiving faxes works fine.  I did not try to receive
faxes through the ATA to the machine itself, I tried that a few months
ago during other testing, never got it to work so I never tried again
once I got NVFaxDetect working for email.

 

My next step is to connect the fax machine to a Wildcard X100P.

 

Any other suggestions?  Black magic?  Voodoo?

 

Bill

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[Asterisk-Users] Yet another faxing issue..

2004-11-23 Thread Darren Bentley
Hello,

fax/ata(ht286) - asterisk/tdm04b - pstn fax machine

I can fax out from the sip side, but I can't fax in from the PSTN side.

When I try to send a fax, asterisk sees the call and show me this:

Redirecting Zap/1-1 to fax extension
Timeout on Zap/1-1

TCPDUMP doesn't show any activity to the extension that I configured to
be the fax machine. Here's my config:

extensions.conf
;
; Zap Fax
;
exten = 8021,1,Dial(SIP/8021,20)
exten = 8021,2,Hangup

[incoming]

exten = s,1,Answer
exten = s,2,Wait,1
exten = s,3,DigitTimeout(10)   
exten = s,4,ResponseTimeout(20)
exten = s,5,Background(vm-extension)
exten = fax,1,Goto(8021,30)
exten = fax,2,Congestion
exten = fax,102,Congestion
exten = t,1,Hangup

zapata.conf

[channels]

context=incoming
switchtype=national
signalling=fxs_ks
rxwink=300
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
rxgain=1.5
txgain=1.5
group=1
callgroup=1
pickupgroup=1
immediate=no
busydetect=yes
busycount=4
faxdetect=incoming
channel = 1-4

Yes, I realize faxing isn't reliable but I should at least get
something. Any ideas? Thanks,

- Darren

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RE: [Asterisk-Users] Yet another faxing issue..

2004-11-23 Thread John Hill
 

; Zap Fax
;
exten = 8021,1,Dial(SIP/8021,20)
exten = 8021,2,Hangup

[incoming]

exten = s,1,Answer
exten = s,2,Wait,1
exten = s,3,DigitTimeout(10)   
exten = s,4,ResponseTimeout(20)
exten = s,5,Background(vm-extension)
exten = fax,1,Goto(8021,30)

I thinkg this should be goto(8021,1)

Goto(extension,priority)

--John

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Re: [Asterisk-Users] Yet another faxing issue..

2004-11-23 Thread Adam Goryachev
On Wed, 2004-11-24 at 07:31, Darren Bentley wrote:
 Hello,
 
 fax/ata(ht286) - asterisk/tdm04b - pstn fax machine
 
 I can fax out from the sip side, but I can't fax in from the PSTN side.
 
 When I try to send a fax, asterisk sees the call and show me this:
 
 Redirecting Zap/1-1 to fax extension
 Timeout on Zap/1-1
 
 TCPDUMP doesn't show any activity to the extension that I configured to
 be the fax machine. Here's my config:
 
 extensions.conf
 ;
 ; Zap Fax
 ;
 exten = 8021,1,Dial(SIP/8021,20)
 exten = 8021,2,Hangup
 
 [incoming]
 
 exten = s,1,Answer
 exten = s,2,Wait,1
 exten = s,3,DigitTimeout(10)   
 exten = s,4,ResponseTimeout(20)
 exten = s,5,Background(vm-extension)
 exten = fax,1,Goto(8021,30)
 exten = fax,2,Congestion
 exten = fax,102,Congestion
 exten = t,1,Hangup

Great, except your fax extension is in a different context, except you
didn't tell us what it is called.
show application goto will help you put the fax context name into the
goto command.

Also, the priority for the goto should be 1.

eg: exten = fax,1,goto(faxcontext,8021,1)
You seem to have confused the goto and the dial. AFAIK a goto will never
jump n+101, nor continue in the dial plan.

Regards,
Adam


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