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Appendix A Voice communications
There are several ways to make calls to desired destination in VIP-156. In this section, we’ll lead you
step by step to establish your first voice communication via keypad and web browsers operations.
VIP-156 to VIP-156 connection via IP address
Assume there are two VIP-156’s in the network the IP address are 192.168.0.1, 192.168.0.2
Analog telephone sets are connected to the phone (RJ-11) port of VIP-156s respectively
192.168.0.1 192.168.0.2
29
2*9 2 1 6 8 * 0 *1 #
Operation steps:
Pick up the telephone set on VIP-156 A, you should be able to hear the dialtone, press the keypad:
192*168*0*2# shall be able to connect to the VIP-156 B.
Then the phone in 192.168.0.2 should ring. Please repeat the same dialing steps on VIP-156 B to
establish the first voice communication from the second VIP-156
If the IP address of the remote calling party is known,
you may directly make calls via its IP address and end
with an “#”.
If the IP phones are installed behind a NAT/firewall/
IP sharing device, please make sure the NAT device
support SIP applications before making calls
L
Hint
Voice communication via SIP proxy server –SIP50
SIP-50 IP Address: 192.168.0.50
VIP-156 IP Address: 192.168.0.1
Line Number: 1001
VIP-156 IP Address: 192.168.0.2
Line Number: 2002