Nortel Networks 1000M - Manual (Page 420)

420 Changing preprogrammed data
—End—
Determining new extension numbers
If you wish to change the default numbering plan, and need to determine
the extension number that will be assigned to a specific telephone, perform
the following procedure:
Procedure 77
Determining the extension number
Step Action
1 Identify the line card to which the telephone is connected. Take the
card slot number associated with the card and subtract 1.
2 Multiply this number by 16.
3 Add the first extension number in the new numbering plan.
4 Identify the unit number the telephone is terminated on and add it
to the result obtained in
Step 3 .
—End—
Example:
Assume the new numbering plan starts at extension number 4500. You wish
to know the extension number of the telephone connected to card 8, unit 12:
1 Subtract 1 from the card slot number (8 - 1):= 7
2 Multiply by 16:x
=
16
112
3 Add the first extension number:+ 4500
4 Add the unit number:+ 12
5 Number assigned to card 8, unit 12 is 4624
Note: If you are using a three digit numbering plan, follow the same
procedure.
Example:
The new three digit numbering plan starts at extension number 300, and
you wish to know the extension number of the telephone connected to card
8 unit 12:
Nortel Communication Server 1000
Communication Server 1000M and Meridian 1 Small System Installation and Commissioning
NN43011-310 01.04 Standard
Release 5.0 13 May 2008
Copyright © 2008, Nortel Networks
.