System Information And Tools; Media Bay Modules - Nortel Business Communications Manager 450 Installation Manual

System information and tools

Use the following information to prepare for your BCM450 hardware
installation.
Navigation
• Media bay modules (page 123)
• Additional hardware (page 125)
• Tools (page 125)
• System information (page 126)

Media bay modules

Trunk media bay modules connect telecommunications lines to the BCM450
system. For a list of the types of trunk media bay modules that are available
for the BCM450 system, see
Table 11 Trunk MBMs
Module type
DTM
(see Digital trunk media bay
module on page 41)
BRIM
(see Basic rate interface media
bay module on page 42)
GATM4/GATM8
(see Global Analog Trunk
Module on page 42)
Copyright © 2006-2009 Nortel Networks
Table 11 Trunk MBMs (page
Function
Connects digital public switched
telephone lines to the BCM450
1.0 system.
Can connect to T1 or PRI-E1/T1
interfaces.
Connects a maximum of four
ISDN BRI S/T interfaces.
Connects either four (GATM4) or
eight (GATM8) analog public
switched telephone lines to the
BCM450 1.0 system.
Nortel Business Communications Manager 450 1.0
Installation — System
NN40160-301 01.04 Standard
July 2009
123).
Notes
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