Cisco 4221 ISR User Manual

4-19
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
Verify Network Connectivity
This section describes how to verify network connectivity for your router.
Prerequisites
• All configuration tasks describe in this chapter must be completed.
• The router must be connected to a properly configured network host.
SUMMARY STEPS
1. enable
2. ping [ip-address | hostname]
3. telnet {ip-address | hostname}
DETAILED STEPS
Examples
The following display shows sample output for the ping command when you ping the IP address
192.168.7.27:
Router# ping
Protocol [ip]:
Target IP address: 192.168.7.27
Repeat count [5]:
Datagram size [100]:
Timeout in seconds [2]:
Extended commands [n]:
Sweep range of sizes [n]:
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 = 1/2/4 ms
Command or Action Purpose
Step 1
enable
Example:
Router> enable
Enables privileged EXEC mode. Enter your password if
prompted.
Step 2
ping [ip-address | hostname]
Example:
Router# ping 172.16.74.5
Diagnoses initial network connectivity. To verify
connectivity, ping the next hop router or connected host for
each configured interface to.
Step 3
telnet {ip-address | hostname}
Example:
Router# telnet 10.20.30.40
Logs in to a host that supports Telnet. If you want to test the
vty line password, perform this step from a different
network device, and use your router’s IP address.

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)