Cisco 2800 Series User Manual

9
Using the ROM Monitor
OL-5997-02
How to Use the ROM Monitor—Typical Tasks
DETAILED STEPS
Examples
This section provides the following examples:
• Sample Output for the ? or help ROM Monitor Command, page 9
• Sample Output for the xmodem -? ROM Monitor Command, page 10
Sample Output for the ? or help ROM Monitor Command
rommon 1 > ?
alias set and display aliases command
boot boot up an external process
break set/show/clear the breakpoint
confreg configuration register utility
cont continue executing a downloaded image
context display the context of a loaded image
cookie display contents of cookie PROM in hex
dev list the device table
dir list files in file system
dis display instruction stream
dnld serial download a program module
frame print out a selected stack frame
help monitor builtin command help
history monitor command history
iomemset set IO memory percent
meminfo main memory information
repeat repeat a monitor command
reset system reset
rommon-pref select ROMMON
set display the monitor variables
showmon display currently selected ROM monitor
stack produce a stack trace
sync write monitor environment to NVRAM
sysret print out info from last system return
tftpdnld tftp image download
unalias unset an alias
unset unset a monitor variable
Command or Action Purpose
Step 1
?
or
help
Example:
rommon 1 > ?
Example:
rommon 1 > help
Displays a summary of all available ROM monitor
commands.
Step 2
command -?
Example:
rommon 16 > display -?
Displays syntax information for a ROM monitor command.

Cisco 2800 Series Specifications

General

Power Supply	Internal power supply
Product Type	Router
Form Factor	Rack-mountable
Connectivity Technology	Wired
Power Device	Internal power supply
Operating System	Cisco IOS
Integrated Services	Security, voice
WAN Interfaces	T1/E1, Serial
LAN Interfaces	Fast Ethernet, Gigabit Ethernet
Expansion Slots	4
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Network/Transport Protocol	IP, TCP
Remote Management Protocol	SNMP, Telnet
Features	VPN support, Quality of Service (QoS), VLAN support
Voltage Required	AC 100-240 V
Security Features	Firewall, VPN, Access Control Lists (ACLs)