- Nortel IP Phone Mobile Communication Integration Guide

14 MC 3100 and CS 1000 deployment overview

For all public calls (subscriber [for example, NXX in North America],

national [for example, NPA in North America], or international) E.164 fully

qualified numbers are used to represent the caller. This is made possible

through the use of the following parameters:

•

Country Code

•

Area Code

•

Subscriber/Number of Digits to strip

• Subscriber/Prefix to insert

•

National/Number of Digits to strip

•

National/Prefix to insert

The E.164 format of subscriber calls (for example, NXX in North America)

is:

+<countrycode><area code><subscriber number>.

The parameters Subscriber/Number of digits to strip and prefix to insert are

used to modify the format of subscriber numbers presented from the PSTN

due to region specific requirements.

The E.164 format of national calls (for example, NPA in North America) is:

• +<countrycode><national number>.

The parameters National/Number of digits to strip and prefix to insert are

used to modify the format of national numbers presented from the PSTN

due to region specific requirements.

Parameter: Country Code

This parameter defines the country code to be used in CLID generation.

Parameter: Area Code

This parameter defines the area code to be used in CLID generation.

Parameter: Subscriber/Number of Digits to strip

For incoming subscriber (NXX) calls this parameter defines the number of

digits to strip from the incoming phone number prior to conversion to E.164

format.

Parameter: Subscriber/Prefix to insert

For incoming subscriber (NXX) calls this parameter defines the prefix to

insert after stripping any digits necessary from the incoming phone number

prior to conversion to E.164 format.

Nortel Mobile Communication 3100

Mobile Communication 3100 and Communication Server 1000 Solution Integration Guide

NN49000-315 02.01 2 October 2009