Cisco 6503 - Catalyst Firewall Security Sys Installation Manual page 412

Module Connectors
Category 5e and Category 6 cables can store large levels of static electricity because of the dielectric
Caution
properties of the materials used in their construction. Always ground the cables (especially in new cable
runs) to a suitable and safe earth ground before connecting them to the module.
To comply with GR-1089 intrabuilding, lightning immunity requirements, you must use foil-twisted pair
Caution
(FTP) cable that is properly grounded at both ends.
Table B-23
Ethernet Port
No.
1
2
3
4
5
6
7
8
9
10
11
12
—
Catalyst 6500 Series Switches Installation Guide
B-26
RJ-21 Connector Pinout
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
Appendix B 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-5781-08