[Asterisk-Users] Echo Problem with T411P

[Idris AVCI]

Hello,

 

There are 3 PRI's connected to the card each from different operators.
Especially echo occured on span 3 is really annoying. Configuration
files are as follows. Is there something wrong in conf ?

 

Zapata.conf --------------------------

[channels]

context=default

switchtype=euroisdn

usecallerid=yes

hidecallerid=no

callwaiting=yes

usecallingpres=yes

callwaitingcallerid=yes

threewaycalling=yes

transfer=yes

cancallforward=yes

callreturn=yes

callerid=asreceived

echocancel=yes

echotraining=yes

rxgain=0.0

txgain=0.0

 

group = 1

signalling=pri_cpe

context=default

channel => 1-15

channel => 17-31

 

group = 2

signalling=pri_cpe

context=default

channel => 32-46

channel => 48-62

 

group = 3

signalling=pri_cpe

context=Satelco

channel => 63-77

channel => 79-93

 

group = 4

signalling=pri_cpe

context=default

channel => 94-108

channel => 110-124

 

zaptel.conf------------------------------

span = 1,1,0,ccs,hdb3,crc4

bchan = 1-15,17-31

dchan = 16

 

span = 2,1,0,ccs,hdb3

bchan = 32-46,48-62

dchan = 47

 

span = 3,1,0,ccs,hdb3,crc4

bchan = 63-77,79-93

dchan = 78

 

span = 4,1,0,ccs,hdb3

bchan = 94-108,110-124

dchan = 109

 

loadzone = nl

defaultzone = nl

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