Specifications

Chapter 6 Configuring VoIP
Configure Number Expansion
6-14
Catalyst 4224 Access Gateway Switch Software Configuration Guide
OL-2031-02
Note You can use a period (.) to represent variables, such as extension numbers, in a
telephone number. A period is similar to a wildcard, which matches any entered
digit.
The information included in this example needs to be configured on both
Catalyst 4224 1 and Catalyst 4224 2. In this configuration, Catalyst 4224 1 can
call any number string that begins with the digits 17295552 or 17295553 to
connect to Catalyst 4224 2. Catalyst 4224 2 can call any number string that begins
with the digits 14085551 to connect to Catalyst 4224 1.
Table 6-1 Sample Number Expansion Table
Extension
Destination
Pattern
Num-Exp
Command Entry Description
1... 14085551...
num-exp 1...
14085551...
Expands a four-digit
extension beginning with
the numeral 1 by
prefixing 1408555 to the
extension.
2... 17295552...
num-exp 2...
17295552...
Expands a four-digit
extension beginning with
the numeral 2 by
prefixing 1408555 to the
extension.
3... 17295553...
num-exp 3...
17295553...
Expands a four-digit
extension beginning with
the numeral 3 by
prefixing 1408555 to the
extension.