Specifications

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DCS-3950 series Ethernet switch manual
no ssh-user <username>
Function: Configure the username and password of SSH client software for logging on
the switch; the ‘no ssh-user <user-name>‘ command deletes the username.
Parameter: <username> is SSH client username. It can’t exceed 16 characters;
<password> is SSH client password. It can’t exceed 8 characters; 0|7 stand for
unencrypted password and encrypted password.
Command mode: Global Mode
Default: There are no SSH username and password by default.
Usage Guide: Authenticated SSH clients are configured through this command. Any SSH
clients will not be able to connect to the switch with out the authentication. When the
switch configured as SSH server, maximum of 3 users can be configured. And maximum
of 3 concurrent SSH sessions can be setup.
Example: Setup a SSH client named switch, with its password as switch.
Switch(Config)#ssh-user switch password 0 switch
5.2.3.3.3 ssh-server timeout
Command: ssh-server timeout <timeout>
no ssh-server timeout
Function: Configure timeout value for SSH authentication; the ‘no ssh-server timeout’
command restores the default timeout value for SSH authentication.
Parameter: <timeout> is timeout value; valid range is 10 to 600 seconds.
Command mode: Global Mode
Default: SSH authentication timeout is 180 seconds by default.
Usage Guide: Timeout for authenticated SSH client can be set through this command.
Default is 180 seconds.
Example: Set the timeout for SSH authentication to be 240 seconds.
Switch(Config)#ssh-server timeout 240
5.2.3.3.4 ssh-server authentication-retries
Command: ssh-server authentication-retries < authentication-retries >
no ssh-server authentication-retries
Function: Configure the number of times for retrying SSH authentication; the ‘no
ssh-server authentication-retries’ command restores the default number of times for
retrying SSH authentication.
Parameter: < authentication-retries > is the number of times for retrying authentication;
valid range is 1 to 10.
Command mode: Global Mode
Default: The number of times for retrying SSH authentication is 3 by default.
Usage Guide:
Example: Setup retry limits for authentications for SSH clients.
Switch(Config)#ssh-server authentication-retries 5