Appendix B
Cable and Connector Specifications
Table B-1
transmit signals are polarized. One pin of each signal pair carries the positive (+)
signal and one pin carries the negative (–) signal.
Table B-1
Note
cable connecting to the module.
Table B-1
Ethernet Port
No.
1
2
3
4
5
6
7
8
9
10
11
78-15725-02
lists the output signals for the RJ-21 connector. The receive and
lists the output signals for the RJ-21 connector, not the pinouts of the
RJ-21 Connector Pinout
Connector Pin
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
Catalyst 6500 Series Switch Module Installation Guide
Connector Pin
Signal
No.
RxD (–)
26
TxD (–)
27
RxD (–)
28
TxD (–)
29
RxD (–)
30
TxD (–)
31
RxD (–)
32
TxD (–)
33
RxD (–)
34
TxD (–)
35
RxD (–)
36
TxD (–)
37
RxD (–)
38
TxD (–)
39
RxD (–)
40
TxD (–)
41
RxD (–)
42
TxD (–)
43
RxD (–)
44
TxD (–)
45
RxD (–)
46
TxD (–)
47
RJ-21 Connector
Signal
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
RxD (+)
TxD (+)
B-3