S
YSTEM
M
ANAGEMENT
C
OMMANDS
4-51
ip ssh server-key size
This command sets the SSH server key size. Use the no form to restore
the default setting.
Syntax
ip ssh server-key size key-size
no ip ssh server-key size
key-size – The size of server key. (Range: 512-896 bits)
Default Setting
768 bits
Command Mode
Global Configuration
Command Usage
• 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.
Example
delete public-key
This command deletes the specified user’s public key.
Syntax
delete public-key username [dsa | rsa]
• username – Name of an SSH user. (Range: 1-8 characters)
• dsa – DSA public key type.
• rsa – RSA public key type.
Default Setting
Deletes both the DSA and RSA key.
Command Mode
Privileged Exec
Console(config)#ip ssh server-key size 512
Console(config)#
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