Nortel Networks NN43001-563 - Manual (Page 321)

Define the dialing plan information 321
6. TSC – Trunk Steering Code, also part of a Coordinated Dialing Plan
(CDP) network. See DSC for an explanation of a CDP network.
Performing digit manipulation on outgoing numbers might adversely
affect non-call-associated signaling for MCDN features. These features
include: NRAG, NMS, NACD, and NAS.
The Type of Number (TON) and Numbering Plan Identification (NPI) fields
in the Information Element (IE) of the ISDN message direct the call to
the correct address translation table.
Table 51 "Mapping of dialing plan
with TON and NPI" (page 321) shows the mapping between the NPI/TON
fields and the resulting IP Trunk 3.01 (and later) dialing plan tables which
are searched.
Table 51
Mapping of dialing plan with TON and NPI
NPI TON Dialing plan
E.164 National NPA
E.164 Subscriber NXX
E.164 International SPN
E.164 Unknown SPN
DSC
TSC
LOC
Private UDP LOC
Private SPN SPN
Private CDP DSC
TSC
Private Unknown SPN
DSC
TSC
LOC
Unknown Unknown SPN
DSC
TSC
LOC
Procedure 48
Defining the local Dialing plan
Step Action
1 From the IP Telephony Gateway – ISDN IP Trunk window (see
Figure 114 "Access the Dialing Plan window" (page 322) ), select a
node. From the Menu, click Configuration > Dialing Plan.
Nortel Communication Server 1000
IP Trunk Fundamentals
NN43001-563 01.01 Standard
Release 5.0 30 May 2007
Copyright © 2007, Nortel Networks
.