Command Descriptions, Help or ?, Reset or, Dev

Appendix B ROM Monitor

Command Descriptions

Table B-1describes 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

	Cisco 1700 Series Router Software Configuration Guide
B-4	78-5407-03

Command Descriptions