Users Guide

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Pin Assignments

You can connect to the console using a RJ-45 to RJ-45 rollover cable and a RJ-45 to DB-9 female DTE

adapter to a terminal server (for example, a PC).

The pin assignments between the console and a DTE terminal server are as follows:

Table 2. Pin Assignments Between the Console and a DTE Terminal Server

Console Port RJ-45 to RJ-45

Rollover Cable

RJ-45 to RJ-45

Rollover Cable

RJ-45 to DB-9

Adapter

Terminal Server

Device

Signal RJ-45 Pinout RJ-45 Pinout DB-9 Pin Signal

RTS 1 8 8 CTS

NC 2 7 6 DSR

TxD 3 6 2 RxD

GND 4 5 5 GND

GND 5 4 5 GND

RxD 6 3 3 TxD

NC 7 2 4 DTR

CTS 8 1 7 RTS

Accessing the CLI Interface and

Running Scripts Using SSH

In addition to the capability to access a device using a console connection or a Telnet session, you can also

use SSH for secure, protected communication with the device. You can open an SSH session and run

commands or script files. This method of connectivity is supported with S4810, S4048–ON, S3048–ON,

S4820T, and Z9000 switches and provides a reliable, safe communication mechanism.

Entering CLI commands Using an SSH

Connection

You can run CLI commands by entering any one of the following syntax to connect to a switch using the

preconfigured user credentials using SSH:

ssh username@hostname <CLI Command>

echo <CLI Command> | ssh admin@hostname

Getting Started 50