You must specify a TFTP startup file. ” is not a valid TFTP Retry Period. Retry Periods must be between 1 and 65535. “ ” is not a valid TFTP Retry Count. Retry Counts must be between 1 and 65535. “ ” is not a valid BOOTP Retry Period. Retry Periods must be between 1 and 65535. “ ” is not a valid BOOTP Retry Count. Retry Counts must be between 1 and 65535. “ You must enable IP before you restart the router in order to use the Boot Source you have chosen. You cannot restart with the chosen Boot Source because you have IP disabled.