Cisco 4221 ISR User Manual

5-7
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
Chapter 5 ROM Monitor Overview and Basic Procedures
Environment Variable Settings
Frequently Used Environmental Variables
Table 5-3 shows the main ROM Monitor environmental variables. For instructions on how to use these
variables, see the relevant instructions in this document.
Displaying Environment Variable Settings
To display the current environment variable settings, enter the set command :
rommon 1 > showmon
Current image running (0/1): Boot ROM0
System Bootstrap, Version 12.2(20120829:165313)
DEVELOPMENT SOFTWARE
Copyright (c) 1994-2012 by cisco Systems, Inc.
Compiled Wed 08/29/2012 12:53:32.67
CPLD Version : 35 (MM/DD/YY): 09/03/12 (2.3)
FPGA Version : 0x82020300 (2.3.0)
FPGA Active : read-only image
Board Version : 2 (P1C)
PCH Version : 10 (B0)
DP CPU Version : 00 (1.0)
FPGA-ENV Version: 0105
HDD Status : 0A30
MEFW Version : 6.0.50.1244
System Straps : 00000F00 BE036FF1 B2EB6E8F
Hardware Anchor : F01001R06.0116f365a2012-07-17
Certificate : 946944F17906C95E
Microloader : MA0001R04.013eb9f7f2012-06-22
Module 0/1 : Absent
Module 0/2 : Absent
Module 0/3 : Absent
Module 0/4 : Absent
Module 1/0 : Absent
Module 2/0 : Absent
PCH Enum Errs : 0
Table 5-3 Frequently Used ROM Monitor Environmental Variables
Environmental variable Description
IP_ADDRESS=ip_address Sets the IP address for the Management Ethernet
interface.
IP_SUBNET_MASK=ip_address Sets the subnet mask for the Management
Ethernet interface.
DEFAULT_GATEWAY=ip_address Sets the default gateway that serves.
TFTP_SERVER=ip_address Sets the IP address of the TFTP server where a
bootable software image is located.
TFTP_FILE=path/file Sets the directory and filename of a bootable
software image.
BOOT=path/file Identifies the boot software for a node. This
variable is usually set automatically when the
router boots.

Cisco 4221 ISR Specifications

General

Form Factor	Rack-mountable
WAN Ports	2
LAN Ports	2
RAM	4 GB
Flash Memory	4 GB
Product Type	Router
Total Number of Ports	4
Number of Network (RJ-45) Ports	4
Number of Total Expansion Slots	3
Expansion Slot Type	NIM, ISC
Number of NIM Slots	2
Number of ISC Slots	1
Manageable	Yes
Power Supply	Internal
Redundant Power Supply	No
Authentication Method	RADIUS, TACACS+
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Operating Temperature	32°F to 104°F (0°C to 40°C)
Height	1.75 in
Encryption Algorithm	AES, 3DES
Dimensions (W x D x H)	1.75 x 13.5 x 1.73 inches
Operating Humidity	5 to 95% (noncondensing)