Cisco Catalyst 4500 Series - Page 325

CHAPTER
8-1
Software Configuration Guide—Release IOS XE 3.3.0SG and IOS 15.1(1)SG
OL-25340-01
8
Checking Port Status and Connectivity
This chapter describes how to check switch port status and connectivity on the Catalyst 4500 series
switch.
This chapter includes the following major sections:
• Checking Module Status, page 8-2
• Checking Interfaces Status, page 8-3
• Displaying MAC Addresses, page 8-4
• Checking Cable Status Using Time Domain Reflectometer, page 8-4
• Using Telnet, page 8-6
• Changing the Logout Timer, page 8-7
• Monitoring User Sessions, page 8-7
• Using Ping, page 8-8
• Using IP Traceroute, page 8-9
• Using Layer 2 Traceroute, page 8-10
• Configuring ICMP, page 8-13
Note For complete syntax and usage information for the switch commands used in this chapter, first look at
the Cisco Catalyst 4500 Series Switch Command Reference and related publications at this location:
http://www.cisco.com/en/US/products//hw/switches/ps4324/index.html
If the command is not found in the Catalyst 4500 Series Switch Command Reference, it will be found in
the larger Cisco IOS library. Refer to the Cisco IOS Command Reference and related publications at this
location:
http://www.cisco.com/en/US/products/ps6350/index.html