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4. Dialplan edit
Users must make sure that the context "from-pstn" and "from-internal"
are in extensions.conf, here a simple example is given:
# vim /etc/asterisk/extensions.conf
[from-pstn]
exten => s,1,Answer() // answer the inbound call
exten => s,n,Playback(cc_welcome)
exten => s,n,Hangup()
[from-internal]
exten => _X.,1,Dial(dahdi/g0/${EXTEN})
exten => _X.,n,Hangup()
Additional function
Users should run command "cat /proc/interrupts" to check
D430E/DE430E has independent interrupt. If it shares interrupt with
other device, it may cause some problems even cannot work normally.
While D430E/DE430E allows users to modify interrupt pin during
firmware upgrade for avoiding conflict. Or you can see if the EC module
is working as follows:
[root@localhost ~]# dmesg | grep VPM
VPM450: echo cancellation for 128 channels
wct4xxp 0000:20:00.0: VPM450: hardware DTMF disabled.
wct4xxp 0000:20:00.0: VPM450: Present and operational
servicing 4 span(s)
OpenVox Communication Co. LTD.
D430E/DE430E on DAHDI User Manual
Figure 8 dial plan
Figure 9 echo detect
26
URL: www.openvox.cn
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