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2-3c. SIP trunk with MP114 (solution)

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System configuration


AlphaWeb Configurations

  • Assign IP address 10.1.10.1 to the AlphaCom XE Ethernet port 1
Setting IP address on ethernet port 1



  • Firewall (filter) settings: Verify that the SIP protocol and VoIP Audio on the Ethernet port 1 are enabled.
Enable SIP and VoIP Audio


AlphaPro Configuration

Create a SIP Trunk Node

From the AlphaPro main menu, use the ‘+’ button next to the ‘Select Exchange’ dropdown list to create a new exchange. The exchange type must be set to ‘SIP Node’.

Set the parameters as follows:

Create a SIP trunk node


The SIP Trunk IP address must be identical to the IP address of the SIP Gateway, 10.1.10.51.

Define the AlphaCom - SIP Trunk routing

In Exchange & System > Net Routing use the Insert button to create a route between the AlphaCom and the SIP Trunking node. Set Preferred codec to G711u and RTP Packet Size to 20 ms.

Define internal routing to the SIP node 100


Create Prefix number

The directory number (prefix) used to access the telephone line must be programmed in the AlphaCom directory table with feature 83 and Node = SIP Trunk node number (100 in this example).

Digit "0" as prefix to access the line


Update the exchange

Log on to the exchange and update the exchange by pressing the SendAll button. Reset the exchange after the send operation is finished.






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