
Configuring Phone Lines and Calling Routing Behavior
Managing Inbound Calls with the Contact List
SPA9000 Voice System Administration Guide 89
4
Table 1 DID-to-Extension Mapping Example
Be aware of the following factors:
• Direct Inward Dialing requires network support for SIP trunking DID.
• It is important that the DID number format match exactly the format of the
number signaled in the SIP trunk.
• Please check with your Service Provider to confirm the availability of this
feature and the correct DID number format, before proceeding with this
configuration.
SYNTAX:
<DIDn1>:+<Extn1>|<DIDn2>:+<Extn2>|<DIDn3>:+<Extn3>|<DIDn4>:+
<Extn4>|<DIDn5>:
+<Extn5>|<DIDn6>:+<Extn6>|<DIDn7>:+<Extn7>|<DIDn8>:+<Extn8>|
<DIDn9>:+<Extn9>|
<DIDn10>:+<Extn10>|<DIDn11>:+<Extn11>|<DIDn12>:+<Extn12>|<DI
Dn13>:+<Extn13>|
<DIDn14>:+<Extn14>|<DIDn15>:+<Extn15>|<DIDn16>:+<Extn16>|<de
fault_route>
DID number Extension number User
408-555-5550 aa Auto Attendant
408-555-5551 101 User 1
408-555-5552 102 User 2
408-555-5553 103 User 3
408-555-5554 104 User 4
408-555-5650 500 Support (hunt) group