C-4
Cisco Secure Router 520 Series Software Configuration Guide
OL-14210-01
Appendix C ROM Monitor
Disaster Recovery with TFTP Download
TFTP Download Command Variables
This section describes the system variables that can be set in ROM monitor mode and that are used
during the TFTP download process. There are both required variables and optional variables.
Note The commands described in this section are case sensitive and must be entered exactly as shown.

Required Variables

These variables must be set with these commands before you use the tftpdnld command:

Optional Variables

These variables can be set with these commands before using the tftpdnld command:
Variable Command
IP address of the router. IP_ADDRESS= ip_address
Subnet mask of the router. IP_SUBNET_MASK=
ip_address
IP address of the default gateway of the
router.
DEFAULT_GATEWAY=
ip_address
IP address of the TFTP server from which the
software will be downloaded.
TFTP_SERVER= ip_address
Name of the file that will be downloaded to
the router.
TFTP_FILE= filename
Variable Command
Configures how the router displays file download progress.
0—No progress is displayed.
1—Exclamation points (!!!) are displayed to indicate file download
progress. This is the default setting.
2—Detailed progress is displayed during the file download process; for
example:
• Initializing interface.
• Interface link state up.
• ARPing for 1.4.0.1
• ARP reply for 1.4.0.1 received. MAC address 00:00:0c:07:ac:01
TFTP_VERBOSE= setting