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1.2
System set up
Following devices are used in the structure:
1:
IP04 with 2 FXO 2 FXS port loaded: Port 1 and Port2 are configured to FXO ports. Port 3
and port 4 are configured as FXS port. The FXO port is used to connect to PSTN while FXS port
is used to connect to your normal phone.
2:
Normal phone: connect to the IP04 FXS ports.
3:
Working PC, x-lite runs on this computer act as a sip extension.
4:
AT-530 IP phone, register to IP04 to act to as SIP or IAX2 extension.
We want to provide below function in our simple application.
1:
free internal call.
2:
Voice Mail.
3:
make out bound call
4:
IVR system.
We will implement these functions step by step.
6/35
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