Brocade Communications Systems 6650 manual Optional SSH parameters, Syntax clear public-key

Optional SSH parameters

Syntax: ip ssh pub-key-file tftp tftp-server-ip-addr filename remove

The tftp-server-ip-addrvariable is the IP address of the tftp server that contains the public key file that you want to import into the Brocade device.

The filename variable is the name of the public key file that you want to import into the Brocade device.

The remove parameter deletes the public keys from the device.

To display the currently loaded public keys, enter the following command.

Brocade# show ip client-pub-key

---- BEGIN SSH2 PUBLIC KEY ----

Comment: DSA Public Key AAAAB3NzaC1kc3MAAACBAPY8ZOHY2yFSJA6XYC9HRwNHxaehvx5wOJ0rzZdzoSOXxbET W6ToHv8D1UJ/ z+zHo9Fiko5XybZnDIaBDHtblQ+Yp7StxyltHnXF1YLfKD1G4T6JYrdH YI14Om 1eg9e4NnCRleaqoZPF3UGfZia6bXrGTQf3gJq2e7Yisk/gF+1VAAAAFQDb8D5cv wHWTZDPfX0D2s9Rd7NBvQAAAIEAlN92+Bb7D4KLYk3IwRbXblwXdkPggA4pfdtW9v GfJ0/RHd+NjB4eo1D+0dix6tXwYGN7PKS5R/FXPNwxHPapcj9uL1Jn2AWQ2dsknf+i/FAA vioUPkmdMc0zuWoSOEsSNhVDtX3WdvVcGcBq9cetzrtOKWOocJmJ80qadxTRHtUAAACB AN7CY+KKv1gHpRzFwdQm7HK9bb1LAo2KwaoXnadFgeptNBQeSXG1vO+JsvphVMBJc9HS n24VYtYtsMu74qXviYjziVucWKjjKEb11juqnF0GDlB3VVmxHLmxnAz643WK42Z7dLM5 sY29ouezv4Xz2PuMch5VGPP+CDqzCM4loWgV

---- END SSH2 PUBLIC KEY ----

Syntax: show ip client-pub-key [begin expression exclude expression include expression]

To clear the public keys from the buffers, enter the following command.

Brocade# clear public-key

Syntax: clear public-key

Enabling DSA or RSA challenge-response authentication

DSA and RSA challenge-response authentication is enabled by default. You can disable or re-enable it manually.

To enable DSA and RSA challenge-response authentication.

Brocade(config)# ip ssh key-authentication yes

To disable DSA and RSA challenge-response authentication.

Brocade(config)# ip ssh key-authentication no

Syntax: ip ssh key-authentication yes no

Optional SSH parameters

You can adjust the following SSH settings on the Brocade device:

•The number of SSH authentication retries

•The user authentication method the Brocade device uses for SSH connections

Brocade ICX 6650 Security Configuration Guide	69
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