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Appendix B ROM Monitor
Command Descriptions
B-4
Cisco 1700 Series Router Software Configuration Guide
78-5407-03
Command Descriptions
Table B-1 describes commonly used ROM monitor commands.
Table B-1 Common ROM Monitor Commands
Command Description
help or ? Displays a summary of all available ROM monitor commands.
-? Displays information about command syntax, for example:
rommon 16 > dis -?
usage : dis [addr] [length]
The output for this command is slightly different for the xmodem
download command:
rommon 11 > xmodem -?
xmodem: illegal option -- ?
usage: xmodem [-cyrx] destination filename
-c CRC-16
-y ymodem-batch protocol
-r copy image to dram for launch
-x do not launch on download completion
reset or i Resets and initializes the router, similar to a power-up.
dev Lists boot device identifications on the router. For example:
rommon 2> dev
Devices in device table:
id name
flash: flash
eprom: eprom
dir device: Lists the files on the named device (Flash, for example):
rommon 1> dir flash:
File size Checksum File name
7729736 bytes (0x75f248) 0xb86d
c1700-bk9no3r2sy7-mz.0412