Cisco Systems C819HG4GVK9, C819GUK9 manual Using the TFTP Download Command, Optional Variables

Appendix C ROM Monitor

Disaster Recovery with TFTP Download

Optional Variables

These variables can be set with these commands before using the tftpdnld command:

Variable		Command
Configures how the router displays file		TFTP_VERBOSE=setting
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
Number of times the router attempts ARP and		TFTP_RETRY_COUNT=retry_times
TFTP download. The default is 7.
Length of time, in seconds, before the download		TFTP_TIMEOUT=time
process times out. The default is
2400 seconds (40 minutes).
Whether or not the router performs a checksum		TFTP_CHECKSUM=setting
test on the downloaded image:
1—Checksum test is performed.
0—No checksum test is performed.

Using the TFTP Download Command

To download a file through TFTP, perform these steps in ROM monitor mode.

Step 1 Use the appropriate commands to enter all the required variables and any optional variables described in preceding sections.

Step 2 Enter the tftpdnld command as follows:

rommon 1 > tftpdnld -r

Note The -rvariable is optional. Entering this variable downloads and boots the new software but does not save the software to flash memory. You can then use the image that is in flash memory the next time you enter the reload command.

Cisco 819 Integrated Services Routers Software Configuration Guide

OL-18906-02 C-5