230

Management Port Pin-Out

Pin

Signal Name

 

 

 

 

Shell

CHS GND

 

 

3

TXD

 

 

2

RXD

 

 

7

RTS

 

 

8

CTS

 

 

6

DSR

 

 

5

SIG GND

 

 

1

DCD

 

 

4

DTR

 

 

9

RI

 

 

 

 

Table 17. Pin-out of the Management Port

TIA/EIA-232 Modem Cable Connections

Use a standard straight-through modem cable to connect the switch’s MANAGEMENT port to a modem.

TIA/EIA-232 Null-Modem Connections

Use a null-modem (crossover) cable shown in Figure 28 to connect the MANAGEMENT port to a terminal (DTE) with a 25-pin connector. Alternatively, you can use a modem cable and a null-modem adapter. DTR (pin 20) and RTS (pin 4) must be on, or high, on your terminal or in your terminal emulation program.

SmartStack STS16-20D/STS16-20R Token Ring Switches Installation and User Guide

Cable and Pin Information

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Cabletron Systems STS16-20D manual Management Port Pin-Out, Pin Signal Name, Shell, TIA/EIA-232 Modem Cable Connections