Information in Boot File Location Information in Appendix B, “Advanced Boot and Backup Configuration Information” gives an OnSite administrator who has the root password enough background to be able to boot from an alternate image if the need arises and if the Web Manager is not available.Network boots are recommended for troubleshooting. For example, if you want to test a new release of the software to make sure a problem is fixed, or if the removable flash memory becomes corrupted, you could download the software to a tftpboot server, and then save it to the removable flash after testing, using the create_cf command.