200-301 V2 Ch11: Port Security

The Cisco switch Port Security feature lets the switch monitor incoming frames, look at the source MAC address, and determine whether frames with that source address should or should not be [...]

Sometimes, #CCNA studiers get bogged down with port security, focusing on all those little optional configuration settings. But what of the main feature: securing the port? This latest lab [...]

Quick, can you name all the small options available with Cisco’s port security feature on Catalyst IOS images? Most of us can’t, unless we’re in the middle of studying for CCENT, [...]

Cisco’s Port Security feature just happens to be one of those switch features that can confuse people until they’ve configured and tested it a few times. One challenge comes from the fact that [...]

Do you do well with configuration, but then get confused about what happens behind the scenes? Do you know how to configure a layer 2 switch’s IPv4 address, but get confused about how it uses [...]

This next question continues my recent series of sample questions, all of which related in some way to the new video content in the recently-released CCENT Exam Prep LiveLessons video product. [...]

You know the drill. Check this earlier port security question, and then come back here to check your answer and logic. The answer is below the fold. Enjoy!

The  lobby has a live Ethernet port: it’s time to lock that port down with port security. As usual, this post poses the question, and the next post (which will be linked at the bottom of [...]

IPv6 addressing is in the new ICND1 100-101 and CCNA 200-120 exams, and the previous post posed a related question. Today’s post wraps the topic, showing the answer. Check out the question before [...]

  No muss, no #CCENT or #CCNA fuss: a straightforward Port Security question. At least it’s straightforward if you have a clear and confident concept of how IPv4 works inside the same LAN [...]