Appendix B Connector and Cable Specifications

Cables and Adapters

Figure B-9

Switch

3TD+ 6 TD–

1RD+ 2 RD–

Figure B-10

Pin 1

Two Twisted-Pair Crossover Cable Schematic

Switch

3TD+

6TD–

1 RD+

H5579

2 RD–

 

Identifying a Crossover Cable

Pin 1 on one connector and pin 8 on the other connector should be the same color.

Pin 8

H10632

Console Port Adapter Pinouts

The RS-232 console port uses an 8-pin RJ-45 connector. Use an RJ-45-to-DB-9 adapter cable to connect the switch console port to a console PC. You need to provide a RJ-45-to-DB-25 female DTE adapter to connect the switch console port to a terminal. You can order the kit (part number ACS-DSBUASYN=) from Cisco.

Table B-2 Console Port Signaling with a DB-9 Adapter

Switch Console

RJ-45-to-DB-9

Console

Port (DTE)

Terminal Adapter

Device

 

 

 

Signal

DB-9 Pin

Signal

 

 

 

RTS

8

CTS

 

 

 

DTR

6

DSR

 

 

 

TxD

2

RxD

 

 

 

GND

5

GND

 

 

 

GND

5

GND

 

 

 

RxD

3

TxD

 

 

 

DSR

4

DTR

 

 

 

CTS

7

RTS

 

 

 

Catalyst 2960-S Switch Hardware Installation Guide

 

B-6

OL-19732-04

 

 

 

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Cisco Systems WSC2960S24TSSRF, 2960S-24TS-S Console Port Adapter Pinouts, Switch Console RJ-45-to-DB-9 Port DTE, Device

2960S, WSC2960S24TSSRF, 2960S-24TS-S, 2960 specifications

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