The switch acts as a TFTP server and allows files to be loaded to a TFTP client. Transferring files using TFTP allows you to update the switch's software and to retrieve log files for analysis.
Type get dir to obtain a directory listing of all the files on the switch.
Examine the directory listing to confirm the names of the files present in the switch. FlashPROM is corrupted, the switch attempts to boot from a boot server over the network. The network boot attempt continues until either the switch is successfully booted by a boot server, or is switched off. You can also manually force a network boot. The boot request contains the switch's MAC address.