Appendix K System region attributes 231
BCM50 Installation and Maintenance Guide
Regional caller ID display formats
The Caller ID function is supported on telephones that provide a display window. Caller ID format
can consist of the name and number of the calling party. For further information on compatible
telephones and auxiliary equipment, refer to “Installing telephones and peripherals” on page 113.
The North American region supports the following format: 5554775 (613)
All other regions display the numbers in a continuous string of a maximum of 14 characters:
6135554775
Regional companding law
Table 52 shows the companding (compression and expansion) law used for each region. The
Mu-law (µ-law) companding standard is common to Asia and North America. The A-law
companding standard is common to Europe, Central and Latin America, and the United Kingdom.
Regional media bay module availability
Some of the media bay modules are customized for a specific type of line and are not available to
all regions. Table 53 provides a list of regions and the type of modules that can be used within the
related area.
Table 52 Companding law by region
Companding
law
Region
µ-law
• Caribbean • Hong Kong • North America
A-law
• Australia
•CALA
• Denmark
•Germany
• Global
• Holland
•Italy
•Norway
•PRC
• Spain
• Sweden
• Switzerland
• United Kingdom
Table 53 Media bay module availability by region (Sheet 1 of 2)
Region DSM 16+/
DSM 32+
ASM8/
ASM8+/
GASM
4x16 BRI DTM GATM
Australia
9999
Caribbean
9999
CALA
99 999
Denmark
999
Germany
999
Global
99 999
Holland
999
