Matrix Telecom SARVAM UMG System Manual page 309

The SIP Trunk - Destination Number Determination: DDI Number Based Table opens.
• In DDI Number, enter the DDI Numbers allotted by your service provider.
• For each DDI Number, enter the corresponding destination number in Destination Number.
• To apply Reverse DDI for each number, select the check boxes under Apply and select the Reference
ID for the number. Default: Apply Reverse DDI is disabled and Reference ID is 1.
• Click Submit to save and close the window to return to the main page.
You can also configure the DDI Number Based Table from Advanced Settings. For instructions, see
"Destination Number Determination"
Route to the Called Party Number
In this method, a call received on the SIP Trunk is routed to a specific number depending upon the called party
number received in the SETUP Message on the SIP Trunk.
303
under Advanced Settings.
Matrix SARVAM UMG System Manual