Topic Last Modified: 2010-07-05
Communications Server 2010 normalization rules use .NET Framework regular expressions to translate dialed phone numbers to E.164 format. Each dial plan must be assigned one or more normalization rules.
For more information about normalization rules, see “Dial Plans and Normalization Rules” in the Planning documentation.
For information about how to write regular expressions, see .NET Framework Regular Expressions.
You can use either of the following methods to define or edit a normalization rule:
- Use the Build a Normalization Rule tool to specify
values for the starting digits, length, digits to remove and digits
to add, and then let Communications Server Control Panel generate
the corresponding matching pattern and translation rule for
- Write regular expressions manually to define the matching
pattern and translation rule.