49
Default:
The username and password are null by default.
Usage Guide:
This command can be used to set the username for logging on the switch
and set the password as null.
Example:
Set username as “admin” and set password as “admin”
Switch(Config)#username admin password 0 admin
2.1.1.32 username nopassword
Command: username <user_name> nopassword
Function:
Set the username for logging on the switch and set the password as null.
Parameter: <user_name>
is the username. It can’t exceed 16 characters.
Command mode:
Global Mode
Usage Guide:
This command is used to set the username for logging on the switch and
set the password as null.
Example:
Set username as “admin” and set password as null.
Switch(Config)#username admin nopassword
Switch(Config)#
2.1.1.33 write
Command: write
Function:
Save the currently configured parameters to the Flash memory.
Command mode:
Admin Mode
Usage Guide:
After a set of configuration with desired functions, the setting should be
saved to the Flash memory, so that the system can revert to the saved configuration
automatically in the case of accidentally powered down or power failure. This is the
equivalent to the
copy running-config startup-config
command.
2.2 Commands for Maintenance and Debug
When the users configures the switch, they will need to verify whether the
configurations are correct and the switch is operating as expected, and in network failure,
the users will also need to diagnostic the problem. ES4700 series provides various debug
commands including ping, telnet, show and debug, etc. to help the users to check system
configuration, operating status and locate problem causes.
2.2.1 Ping
Ping command is mainly used for sending ICMP query packet from the switches to
