Below is required info:
1. Which version of asterisk ,dahdi and libss7 you installed
Asterisk 1.6.2.7
DAHDI Version: 2.3.0 Echo Canceller:
libss7 version: 1.0.2
2. OS Kernel Version
Centos 5.4
[r...@asterisk4.uk:~]$ uname -r
2.6.18-164.15.1.el5PAE
3.IPTables and SELinux Status
IPTables is fine. My softphone's ip range is allowed. This was working
before with ISDN.
[r...@asterisk4.uk:~]$ cat /etc/sysconfig/selinux
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
# enforcing - SELinux security policy is enforced.
# permissive - SELinux prints warnings instead of enforcing.
# disabled - SELinux is fully disabled.
SELINUX=disabled
# SELINUXTYPE= type of policy in use. Possible values are:
# targeted - Only targeted network daemons are protected.
# strict - Full SELinux protection.
SELINUXTYPE=targeted
4. Codec Status
I am dialing from softphone -> asterisk -> telsis using alaw codec.
5.SIP.conf and extension.conf information
sip.conf:
[448714349151]
type=friend
username=448714349151
secret=deepika
disallow=all
allow=alaw
nat=yes
host=dynamic
canreinvite=no
context=from-pstn
call-limit=2
extensions.conf:
[from-pstn]
exten => _1999001X.,1,Dial(DAHDI/g0/${EXTEN})
6.
Even if I enable below line in system.conf?
#echocanceller=mg2,1-15,17-31
I am getting below error:
[May 19 12:55:59] WARNING[6187]: chan_dahdi.c:2683 dahdi_enable_ec: Unable
to enable echo cancellation on channel 1 (No such device)
---
Kind Regards,
Deepika Nijhawan
VoIP Engineer
Oxygen8 Communications
T: +44(0) 871 434 9151
+44(0) 121 620 9151
Email: deepika.nijha...@oxygen8.com
Skype: deepika-nijhawan
W: <http://www.oxygen8.com/> www.oxygen8.com
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