ssh-security-level

Node-1# config

Node-1(config)# ssh-security-level
   Level     Description
   --------- --------------------------------------------------------------------
   default   The default security level with the highest compatibility.
   medium    Fulfill most of the security requirements with less compatibility.
   high      Strong security strength with less compatibility.

Please choose an ssh security level or 'No' to cancel:

Node-1# config

Node-1(config)# ssh-security-level
   Level     Description
   --------- ---------------------------------------------------------------------
   default   The default security level with the highest compatibility.
   medium    Fulfill most of the security requirements with less compatibility.
   high      Strong security strength with less compatibility.

Please choose an ssh security level or 'No' to cancel: default

Do you want to continue? (or input 'no' to cancel)? [yes/no] yes

The [default] level will apply to ssh tunnels. Do you want to terminate all existing ssh tunnels? (or input 'no' to cancel)? [yes/no] yes

Successful operation - ssh security level [default] and ssh terminated [true]
% This configuration will take effect in 5 minutes.

Node-1(config)#exit

Node-1# config

Node-1(config)# ssh-security-level
   Level     Description
   --------- ---------------------------------------------------------------------
   default   The default security level with the highest compatibility.
   medium    Fulfill most of the security requirements with less compatibility.
   high      Strong security strength with less compatibility.

Please choose an ssh security level or 'No' to cancel: medium

WARNING:
ICX switches/routers running firmware lower than 09.10 will not be able to connect to the SZ in the low compatible ssh algorithm. 
But connected switches with unsupported firmware continue to be registered until they are rejoined.
Do you want to continue? (or input 'no' to cancel)? [yes/no] yes

The [medium] level will apply to ssh tunnels. Do you want to terminate all existing ssh tunnels? (or input 'no' to cancel)? [yes/no] yes

Successful operation - ssh security level [medium] and ssh terminated [true]
% This configuration will take effect in 5 minutes.

Node-1(config)# exit

Node-1# config

Node-1(config)# ssh-security-level
   Level     Description
   --------- ---------------------------------------------------------------------
   default   The default security level with the highest compatibility.
   medium    Fulfill most of the security requirements with less compatibility.
   high      Strong security strength with less compatibility.

Please choose an ssh security level or 'No' to cancel: high

WARNING:
ICX switches/routers running firmware lower than 09.10 will not be able to connect to the SZ in the low compatible ssh algorithm. 
But connected switches with unsupported firmware continue to be registered until they are rejoined.
Do you want to continue? (or input 'no' to cancel)? [yes/no] yes

The [high] level will apply to ssh tunnels. Do you want to terminate all existing ssh tunnels? (or input 'no' to cancel)? [yes/no] yes

Successful operation - ssh security level [high] and ssh terminated [true]
% This configuration will take effect in 5 minutes.

Node-1(config)# exit