3Com 3CB9LG9MC Quick Start Manual page 10

9-port 1000base-sx gigabit ethernet layer 2 switching module
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10
9-Port 1000BASE-SX Gigabit Ethernet Layer 2 Switching Module Quick Start Guide
Table 3 Mapping the 24-port GEN SFM and the 9-port GEN Switching Module to the 16-slot Chassis
Number of SFM
Chassis Slot
Backplane Ports
Number
Allocated to Slot
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
Reserved for an SFM
9
Reserved for an SFM
10
2
11
2
12
2
13
1
14
1
15
1
16
1
9-port Switching
SFM Backplane Port
Module Backplane
Numbers Assigned
Port Numbers
to Chassis Slot
10
1
11
2
10
3
11
4
10
5
11
6
10
7
11
8
10
9
11
10
10
11
11
12
10
13
11
14
Not applicable
Not applicable
Not applicable
Not applicable
10
15
11
16
10
17
11
18
10
19
11
20
10
21
10
22
10
23
10
24
SFM LED Numbers
Assigned to Backplane
Port Numbers
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Not applicable
Not applicable
15
16
17
18
19
20
21
22
23
24

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