Nortel 1000 Configuration Manual page 168

168 Alternative Call Routing for Network Bandwidth Management
Figure 68
Call between a main office telephone and a branch office telephone
Telephone A calls Telephone B (the user dials DN 3121). In this example,
the call alternately routes to the PSTN. (The PSTN telephone number of
Telephone B is 613-966-3121.)
Configuration required Configure the following:
At the main office:
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•
•
•
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At the branch office:
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At the NRS:
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Copyright © 2005-2007, Nortel Networks
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Use one of the dialing plan software packages to process the call, such
as CDP or NARS.
Provision an ALTPrefix for the MO 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
(RLI). Translate these calls to go to this RLI which contains PSTN or
MCDN trunks.
Set up a Digit Manipulation Index (DMI) to outpulse the correct digits to
the branch office telephone.
No provisioning required.
No provisioning required.
Nortel Communication Server 1000
Main Office Configuration Guide for SRG 50
NN43001-307 02.02 Standard
Release 5.0 3 December 2007