Cisco Systems is forging ahead with LAN switches designed to support faster Wi-Fi access points even while an ethernet standard for the technology they use is still taking shape. The switches have ...

A TechRepublic reader recently e-mailed me to ask about limiting the bandwidth on a Cisco Catalyst switch port. In fact, there are a number of uses for this configuration. Let's take a closer look. A ...

One way to boost network security is to use Cisco's Port Security feature to lock down switch ports. Learn the basics of port security, and find out how to configure this feature. A growing challenge ...

We have port-security enabled on the access switches across our enterprise. Until last month, we had aging timers also set, for 2 minutes, and all was well in the world. Last month those timers were ...

Blueprint topics covered in this chapter: This chapter covers the following subtopics from the Cisco CCIE Routing and Switching written exam blueprint. Refer to the full blueprint in Table I-1 in the ...

Sample Design and Configuration for Layer 2 Out-of-Band Deployment Sample Design and Configuration for Layer 3 Out-of-Band Deployment This chapter covers the configuration of the Out-of-Band (OOB) ...

This isn’t a trick question, but one with a lot of tricky answers depending on how you define “big” and “fast.” Ethernet switch vendors such as 3Com Corp., Force10 Networks Inc., Cisco Systems Inc., ...