3Com 3CB9RG4 Quick Start Manual page 10

10 4-Port Gigabit Ethernet Layer 3 Switching Module (GBIC) Quick Start Guide
Table 3 24-port GEN SFM
Chassis Slot Number of SFM Backplane Ports
No. Allocated to This Slot
1 4
2 4
3 4
4 4
5 4
6 4
7 Reserved for an SFM
8 Reserved for an SFM
*
24-Port Gigabit Ethernet Switch Fabric Module (Model Number 3CB9FG24 or 3CB9FG24T)
*
and 4-port Gigabit Ethernet Layer 3 Switching Module (GBIC) in the 8-slot Chassis
SFM Backplane Port
Numbers That Connect to
This Slot
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Not applicable
Not applicable
LED Numbers That
Correspond to the SFM
Backplane Ports
1
2
13
14
3
4
15
16
5
6
17
18
7
8
19
20
9
10
21 (3CB9FG24T)
22 (3CB9FG24)
22 (3CB9FG24T)
21 (3CB9FG24)
11
12
23 (3CB9FG24T)
24 (3CB9FG24)
24 (3CB9FG24T)
23 (3CB9FG24)
Not applicable
Not applicable