Optional Variables; Using The Tftp Download Command - Cisco CISCO851-K9 - 851 Integrated Services Router Configuration Manual

Appendix C ROM Monitor

Optional Variables

These variables can be set with these commands before using the tftpdnld command:
Variable
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:
•
•
•
•
Number of times the router attempts ARP and
TFTP download. The default is 7.
Length of time, in seconds, before the download
process times out. The default is
2,400 seconds (40 minutes).
Whether or not the router performs a checksum
test on the downloaded image:
1—Checksum test is performed.
0—No checksum test is performed.

Using the TFTP Download Command

Perform these steps in ROM monitor mode to download a file through TFTP.
Use the appropriate commands to enter all the required variables and any optional variables described in
Step 1
preceding sections.
Step 2 Enter the tftpdnld command as follows:
rommon 1 > tftpdnld -r
Note
OL-5332-01
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
The -r variable 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 850 Series and Cisco 870 Series Access Routers Software Configuration Guide
Disaster Recovery with TFTP Download
Command
TFTP_VERBOSE= setting
TFTP_RETRY_COUNT=
retry_times
TFTP_TIMEOUT= time
TFTP_CHECKSUM=setting
C-5