User guide

852 Brocade 6910 Ethernet Access Switch Configuration Guide

53-1002581-01

Configuring Secure Shell

Configuring the SSH Server

Use the Security > SSH (Configure Global) page to enable the SSH server and configure basic

settings for authentication.

NOTE

A host key pair must be configured on the switch before you can enable the SSH server. See

“Generating the Host Key Pair” on page 853.

CLI References

• “Secure Shell” on page 166

Parameters

These parameters are displayed:

• SSH Server Status – Allows you to enable/disable the SSH server on the switch.

(Default:

Disabled)

• Version – Secure Shell version number. Version 2.0 is displayed, but the switch supports

management access via either SSH Version 1.5 or 2.0 clients.

• Authentication Timeout – Specifies the time interval in seconds that the SSH server waits for a

response from a client during an authentication attempt. (Range: 1-120 seconds; Default: 120

seconds)

• Authentication Retries – Specifies the number of authentication attempts that a client is

allowed before authentication fails and the client has to restart the authentication process.

(Range: 1-5 times; Default: 3)

• Server-Key Size – Specifies the SSH server key size.

(Range: 512-896 bits; Default:768)

• The server key is a private key that is never shared outside the switch.

• The host key is shared with the SSH client, and is fixed at 1024 bits.

Interface

To configure the SSH server:

1. Click Security, SSH.

2. Select Configure Global from the Step list.

3. Enable the SSH server.

4. Adjust the authentication parameters as required.

5. Click Apply.