3Com 10/100BASE-TX, 100BASE-FX quick start Not applicable

1010-Port 100BASE-FX and 20-Port 10/100BASE-TX Fast Ethernet Layer 2 Switching Modules Quick Start Guide

Table 3 Mapping the 24-port GEN SFM and the 10-port FEN Switching Module to the 16-slot Chassis

Chassis	Number of SFM	10-port Switching	SFM Backplane Port	SFM LED Numbers
Slot	Backplane Ports	Module Backplane	Numbers Assigned to	Assigned to Backplane
Number	Allocated to Slot	Port Numbers	Chassis Slot	Port Numbers
1	2	11	1	1
		12	2	2
2	2	11	3	3
		12	4	4
3	2	11	5	5
		12	6	6
4	2	11	7	7
		12	8	8
5	2	11	9	9
		12	10	10
6	2	11	11	11
		12	12	12
7	2	11	13	13
		12	14	14
8	Reserved for an SFM	Not applicable	Not applicable	Not applicable
9	Reserved for an SFM	Not applicable	Not applicable	Not applicable
10	2	11	15	15
		12	16	16
11	2	11	17	17
		12	18	18
12	2	11	19	19
		12	20	20
13	1	11	21	21
14	1	11	22	22
15	1	11	23	23
16	1	11	24	24