Nortel 1000 Configuration Manual page 171

Figure 70
Call between a branch office telephone and another branch office telephone
Telephone B in the BO2 zone calls Telephone F in the BO1 zone (the user
dials 6020). In this example, the call alternately routes to the PSTN. (The
PSTN telephone number of Telephone F is 506-348-6020.)
Configuration required Configure the following:
At the main office:
•
•
•
At the branch office:
•
At the NRS:
•
Copyright © 2005-2007, Nortel Networks
.
Use one of the dialing plan software packages to process the call, such
as CDP or NARS.
Provision an ALTPrefix for the BO2 zone.
Provision the ALTPrefix as a Steering Code at the main office. Build a
Route List Index (RLI) so these calls go to the virtual trunk or configure
the Vacant Number Routing feature to do the same.
Provision the ALTPrefix as a steering code. Build a Route List Index and
DMI associated with this steering code that alternately routes these
calls to the PSTN.
Create a CDP entry for the ALTPrefix in the branch office gateway.
Nortel Communication Server 1000
Main Office Configuration Guide for SRG 50
NN43001-307 02.02 Standard
Release 5.0 3 December 2007
Description 171