Cisco routers, often used in enterprise networks, distribute network traffic across the network via several protocols. The Transmission Control Protocol, or TCP, connection is one protocol type ...

Last month it was Catalyst 9000 switches, and this month its routers. Yes, my project engineering staff have had a surprising amount of inquiries regarding routers. When looking at distribution for an ...

All Cisco routers have two special types of lines, and many Cisco routers have a third. What are these lines, and how do you configure them? These are things that every network admin should know. All ...

I’ve spent at least 25% of the space in this blog over the years to a discussion of what used lab gear you might want to get so that you can practice the commands you will see on various Cisco exams.