Cisco 2800 Series - Verifying Network Connectivity

16
Basic Software Configuration Using the Cisco IOS Command-Line Interface
OL-5593-01
How to Perform a Basic Software Configuration Using the Cisco IOS CLI
Prerequisites
• Complete all previous configuration tasks in this document.
• 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 basic 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.