Cisco 4221 ISR User Manual

4-20
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 4 Configure Initial Router Settings on Cisco 4000 Series ISRs
Verify Network Connectivity
The following display shows sample output for the ping command when you ping the IP hostname
donald:
Router# ping donald
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 192.168.7.27, timeout is 2 seconds:
!!!!!
Success rate is 100 percent, round-trip min/avg/max = 1/3/4 ms
Save Your Device Configuration
This section describes how to avoid losing your configuration at the next system reload or power cycle
by saving the running configuration to the startup configuration in NVRAM. The NVRAM provides
256KB of storage on the router.
SUMMARY STEPS
1. enable
2. copy running-config startup-config
DETAILED STEPS
Save Backup Copies of Configuration and System Image
To aid file recovery and minimize downtime in case of file corruption, we recommend that you save
backup copies of the startup configuration file and the Cisco IOS-XE software system image file on a
server.
Command or Action Purpose
Step 1
enable
Example:
Router> enable
Enables privileged EXEC mode. Enter your password if
prompted.
Step 2
copy running-config startup-config
Example:
Router# copy running-config startup-config
Saves the running configuration to the startup
configuration.

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)