1. Enter 2403 switch to enter user mode. At the command prompt “, type” system-view “and press Enter.
2. Type “display court-config” to view the current configuration. Note that this is the default value. (It may be display court-config, because the versions are different).
3. Type “display version” to see the IOS version on the switch.
4. Set the 2403 switch name and use the “sysname” command (or possibly the hostname command). For example: Hostname 2403A (this switch name is 2403A).
5. Use the display interface to view statistics on all interfaces.
6. Use display int to view all available Ethernet and Fast Ethernet commands.
7. Use display int Ethernet
8. Use display int e 0/2 to view statistics about the 2 interface
9. Use reset saved-configuration to delete the configuration information in flash or NVRAM. Keep the default information. Please don’t use it lightly.