User Authentication
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NXA-ENET24 - Software Management Guide

Configuring the Secure Shell - CLI

This example generates a host-key pair using both the RSA and DSA

algorithms, stores the keys to flash

memory, and then displays the host’s public keys.

Configuring the SSH Server

The SSH server includes basic settings for authentication.

Field Attributes
FIG. 58 CLI - SSH Host-Key Settings
Field Attributes
• SSH Server Status: Allows you to enable/disable the SSH server feature on the switch.
•Default: Disabled
• Version: The 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.
• SSH 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 to 120 seconds
• Default: 120 seconds
• SSH 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
• SSH Server-Key Size: Specifies the SSH server key size. (Range: 512-896 bits)
• 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.