First digits, Important extension numbers, Table 32 default numbering plan first digit – Nortel Networks NN43001-314 User Manual
Page 363

Default numbering plan
363
outside this range. This arrangement enables the CS 1000E to
automatically configure telephones.
First digits
Table 30 "Default numbering plan First digit" (page 363)
shows the default
numbering plan for a Branch Office.
Table 30
Default numbering plan First digit
First digit
Preprogrammed use for digit
1
SPRE code
2
Not used
3
Not used
4
Not used
5
Not used
6
Not used
7
COT/TIE/DID/WATS/FEX/RAN/MUS/AWR/Paging
Trunk Access Codes and attendant DN, Call park DNs
8
Not used
9
Not used
0
Attendant extension
The first number of the default numbering plan is preprogrammed as 2200.
The remaining numbers are assigned in software. These numbers do not
become active until you select the numbers during the telephone activation
procedure.
The digit "7" in the default numbering plan is programmed with many system
features to help you configure the CS 1000E system.
Important extension numbers
Table 31 "Default numbering plan important extension numbers" (page 363)
lists important extension numbers.
Table 31
Default numbering plan important extension numbers
Extension
Use
Attendant extension
0
Call park extensions
7900-7919
Nortel Communication Server 1000
Branch Office Installation and Commissioning
NN43001-314
01.02
Standard
Release 5.0
20 June 2007
Copyright © 2007, Nortel Networks
.