Re: [asterisk-users] FAX on PRI to MFCR2

2011-02-20 Thread leonimar cape
Thanks for the insight will try that one.
Is there any suggested value for this parameter that best work well on fax?


Regards,

Mac



From: Moises Silva moises.si...@gmail.com
To: Asterisk Users Mailing List - Non-Commercial Discussion 
asterisk-users@lists.digium.com
Sent: Saturday, February 19, 2011 10:05:45 PM
Subject: Re: [asterisk-users] FAX on PRI to MFCR2


On Fri, Feb 18, 2011 at 3:23 AM, leonimar cape leo_mac...@yahoo.com wrote:

Hi,

I am having issues sending and receiving fax on my asterisk setup.

Currently I have a server that has 2 x E1 TDM cards one is sangoma and the 
other

one is openvox. Both support echo cancellation.

One of the e1 is connected to our telco provider via mfcr2 where all our
incoming calls originate. On the other end is a pri connection going to HICOM
PABX where the local attached to a fax is connected. Fax passing thru this
connection are not getting thru and always getting drop.

FYI: all of the 8xE1s are currently up with two using mfcr2 and the rest is 
ISDN

pri.



My guess is that using 2 different cards from 2 different manufacturers for FAX 
(which is sensitive to time slips) is probably a bad idea because most likely 
is 
not possible to synchronize their clocks.

If you were using 2 Sangoma ports you can sync the ports with the TE_REF_CLOCK 
parameter.
Moises Silva
Senior Software Engineer
Sangoma Technologies Inc. | 100 Renfrew Drive, Suite 100, Markham ON L3R 9R6 
Canada
t. 1 905 474 1990 x128 | e. m...@sangoma.com

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Re: [asterisk-users] FAX on PRI to MFCR2

2011-02-19 Thread Moises Silva
On Fri, Feb 18, 2011 at 3:23 AM, leonimar cape leo_mac...@yahoo.com wrote:

 Hi,

 I am having issues sending and receiving fax on my asterisk setup.

 Currently I have a server that has 2 x E1 TDM cards one is sangoma and the
 other

 one is openvox. Both support echo cancellation.

 One of the e1 is connected to our telco provider via mfcr2 where all our
 incoming calls originate. On the other end is a pri connection going to
 HICOM
 PABX where the local attached to a fax is connected. Fax passing thru this
 connection are not getting thru and always getting drop.

 FYI: all of the 8xE1s are currently up with two using mfcr2 and the rest is
 ISDN

 pri.



My guess is that using 2 different cards from 2 different manufacturers for
FAX (which is sensitive to time slips) is probably a bad idea because most
likely is not possible to synchronize their clocks.

If you were using 2 Sangoma ports you can sync the ports with the
TE_REF_CLOCK parameter.

Moises Silva
Senior Software Engineer
Sangoma Technologies Inc. | 100 Renfrew Drive, Suite 100, Markham ON L3R 9R6
Canada
t. 1 905 474 1990 x128 | e. m...@sangoma.com
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Re: [asterisk-users] FAX on PRI to MFCR2

2011-02-19 Thread bayardo . sanchez
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[asterisk-users] FAX on PRI to MFCR2

2011-02-18 Thread leonimar cape
Hi,

I am having issues sending and receiving fax on my asterisk setup.

Currently I have a server that has 2 x E1 TDM cards one is sangoma and the 
other 

one is openvox. Both support echo cancellation.

One of the e1 is connected to our telco provider via mfcr2 where all our 
incoming calls originate. On the other end is a pri connection going to HICOM 
PABX where the local attached to a fax is connected. Fax passing thru this 
connection are not getting thru and always getting drop.

FYI: all of the 8xE1s are currently up with two using mfcr2 and the rest is 
ISDN 

pri. 


Server is spec is 
Dual Xeon 3.00GHz
2 GIG RAM

Load Average: less than 1


Dahdi configuration:


context=from-pstn
signalling=fxs_ks
rxwink=300  ; Atlas seems to use long (250ms) winks
usecallerid=yes
hidecallerid=no
callwaiting=yes
usecallingpres=yes
callwaitingcallerid=yes
threewaycalling=yes
transfer=yes
canpark=yes
cancallforward=yes
callreturn=yes
echocancel=yes
echocancelwhenbridged=yes
faxdetect=both
faxbuffers=6,full
echotraining=800
rxgain=0.0
txgain=0.0
callgroup=1
pickupgroup=1

;Uncomment these lines if you have problems with the disconection of your 
analog 
lines
;busydetect=yes
;busycount=3


immediate=no




### PRI 
group=0,11
context=a2billing
switchtype=euroisdn
priindication=inband
overlapdial=yes
nsf=none
signalling=pri_net
channel = 1-15,17-31
context = default
group = 63

### MFCR2
group=2,12
context=outrt-005-IN_E1P2_PBX_JLB
signalling = mfcr2
mfcr2_variant=ph
mfcr2_max_ani=10
mfcr2_max_dnis=4
mfcr2_get_ani_first=yes
mfcr2_category=national_subscriber
mfcr2_logdir=span2
;mfcr2_call_files=yes
channel = 32-46
channel = 48-62
context = default

I am not sure if I miss anything in the configuration or there something I need 
to enable or include in the extensions.conf

Any information is much appreciated.

Regards,

Mac



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