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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.