[Asterisk-Users] PRI to PRI fax pass through

[Konrad Gorski]

Juri.Reitsakas at Vorguvara.ee wrote:

>
>
>Hi
>
>I have Asterisk with two E100P cards
>One connected to PSTN and other to my local PBX
>
>I'm running into problem with faxes.
>
>Faxes are connected to PBX and asterisk should  just bridge the fax call
>from one span to another.
>
>Problem is that even if the fax image reach the over end 90% the fax
>receive the transsmit error.
>Its happend for incomming (PSTN->asterisk->PBX->fx) and outgoung
>(fax->PBX->asterisk->PSTN) directions
>
>dial string include the c option (clear channel)
>
>TRUNK_El=Zap/g1
>
>exten => _[0 1-9].,1,SetCallerID(${MyPreffix}${CALLERIDNUM})
>exten => _[0 1-9].,2,Dial(${Zap/g1}/$[EXTEN],100,c)
>exten => _[0 1-9].,3,Congestion
>
>And also i have sometimes the echo (even the echocansel is yes in
>zapata.conf)
>May be it related to the fax also?
>
>Any ideas is appreciated
>
>Juri
>  
>
maybe slips ?  I had similar problem.
check timing parameter of  E100P (zaptel.conf),
check interrupts, sharing is not allowed  (/proc/interrupts)
my 0.02$
Konrad