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• 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; 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.
Web – Click Security, SSH, Settings. Enable SSH and adjust the
authentication parameters as required, then click Apply. Note that you
must first generate the host key pair on the SSH Host-Key Settings page
before you can enable the SSH server.
Figure 3-35. SSH Server Settings
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