Trisha Jandoc was an associate writer at CNET covering broadband and everything related to home internet. She graduated from St. John's University with a bachelor's degree in journalism and a focus on ...

Routers and network switches aren't the same hardware—depending on your setup, you may need both.

Switch A just has a list of every MAC on every port (up to it's memory limit), so it just sees switch B on port #25 as any other port, just with a lot more MAC addresses. There is nothing special ...

Call it NAC (Cisco’s Network Admission Control) or, well, NAC (network access control), or even NAP (Microsoft’s Network Access Protection). Any way you refer to it, these schemes for shutting out ...

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 ...

If you want an uplink from the switch to an existing network, that is where things get tricky maybe depending on the existing network environment you are connecting to. If the existing network is ...

The process of troubleshooting your network involves a methodology that starts with cabling and works through the OSI model to the application layer. The network devices have a network cable that ...