Cisco 4431 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 4431 ISR Specifications

General

Total onboard WAN or LAN 10/100/1000 ports	4
RJ-45-based ports	4
SFP-based ports	2
NIM slots	2
Enhanced service-module slots	1
Rack height	1 RU
Redundant power supply	Optional
Memory	4 GB
Flash Memory	4 GB
USB Ports	2
Console Port	1 x RJ-45
Auxiliary Port	1 x RJ-45
Power Supply	AC 100-240V
Operating Temperature	0 to 40°C
Storage Temperature	-20 to 65°C
Humidity	5% to 85% noncondensing
Dimensions (H x W x D)	44.5 x 438.15 x 438.15 mm
Weight	7.5 kg (16.5 lb)