WG3100-Series GSM VoIP Gateway User Manual
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Techroutes Network Pvt. Ltd.
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4.11.8 Voice Loopback Test
Voice Loopback test should be done on call status. Each call can do one kind of test. After each test, please hang up and call again,
refresh web interface and go on the other tests.
Voice stream patch on gateway:
DSP TDM Test
DSP TDM Test is the loopback of GSM side.
VoIP <-----DSP<----- Modular<------ Mobile
-----> ------> ------->
To start DSP TDM Test:
Make a call test through gateway, the call can be initialed by IPPHONE. Keep the conversation after call establish
Click DSP TDM Test to start test
Check the voice on both sides. VoIP side become silence and echo should be generated on Mobile phone side
Hangup
To start DSP IP Test:
DSP IP Test is the loopback of VoIP side.
IPHONE------>VoIP-------> DSP
<------ <-------
To start DSP IP Test:
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