Nortel Networks BCM200/400 User Manual
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Chapter 9 Connecting the cables
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You can install a maximum of three of the mentioned combinations in a BCM system with an
expansion unit added to it.
demonstrates this configuration of CTM/GATMs, and 4x16
and 8x16 MBMs, including the switch settings for each MBM.
Table 55 CTM/GATM combined with 4x16 and 8x16 MBMs
Each heavily-outlined and shaded square represents one module
Switch setting
DS30 #
2
4x16s
offset 3
1
8x16
Offset 2
4
CTM4/GATM4
offset 0, 1 and 2
1
CTM8/GATM8
offset 2
1
2
3
4
5
6
2
0
CTM/GATM settings:
on on on on on on
1
CTM/GATM settings:
on on off on on on
2
CTM/GATM settings:
on off on on on on
3
Switch settings for 4x16:
on off off on on on
3
4
0
CTM/GATM settings:
on on on on off on
1
on on off on off on
3
Switch settings for 4x16:
on off off on off on
5
6
0
on on on off on on
1
Switch settings for 8x16:
on off on off on on
7