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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.
Related commands: copy running-config startup-config
2.2 Maintenance and Debug Commands
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. ES4626/ES4650 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
Command: ping [<ip-addr>]
Function: The switch send ICMP packet to remote devices to verify the connectivity
between the switch and remote devices.
Parameter: <ip-addr> is the target host IP address for ping, in dot decimal format.
Default: Send 5 ICMP packets of 56 bytes each, timeout in 2 seconds.
Command mode: Admin Mode
Usage Guide: When the user types in the ping command and press Enter, the system
will provide an interactive mode for configuration, and the user can choose all the
parameters for ping.
Example:
Example 1: Default parameter for ping.
Switch#ping 10.1.128.160
Type ^c to abort.
Sending 5 56-byte ICMP Echos to 10.1.128.160, timeout is 2 seconds.
...!!
Success rate is 40 percent (2/5), round-trip min/avg/max = 0/0/0 ms
As shown in the above example, the switch pings a device with an IP address of
10.1.128.160, three ICMP request packets sent without receiving corresponding reply