Cisco 6509 - Catalyst Chassis Switch Installation Manual page 292

Module Connectors
Table B-12 RJ-21 Connector Pinout
Ethernet Port
No.
1
2
3
4
5
6
7
8
9
10
11
12
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Catalyst 6500 Series Switches Installation Guide
B-20
Appendix B
Connector Pin
No. Signal
1 RxD (–)
2 TxD (–)
3 RxD (–)
4 TxD (–)
5 RxD (–)
6 TxD (–)
7 RxD (–)
8 TxD (–)
9 RxD (–)
10 TxD (–)
11 RxD (–)
12 TxD (–)
13 RxD (–)
14 TxD (–)
15 RxD (–)
16 TxD (–)
17 RxD (–)
18 TxD (–)
19 RxD (–)
20 TxD (–)
21 RxD (–)
22 TxD (–)
23 RxD (–)
24 TxD (–)
25 Gnd
Transceivers, Module Connectors, and Cable Specifications
Connector Pin
No. Signal
26 RxD (+)
27 TxD (+)
28 RxD (+)
29 TxD (+)
30 RxD (+)
31 TxD (+)
32 RxD (+)
33 TxD (+)
34 RxD (+)
35 TxD (+)
36 RxD (+)
37 TxD (+)
38 RxD (+)
39 TxD (+)
40 RxD (+)
41 TxD (+)
42 RxD (+)
43 TxD (+)
44 RxD (+)
45 TxD (+)
46 RxD (+)
47 TxD (+)
48 RxD (+)
49 TxD (+)
50 Gnd
OL-5781-04