OSPF DR Election – Why Priority Doesn’t Take Effect Right Away
I get asked quite often why the OSPF designated router will not change immediately when you set a high priority on a router. This is my stab at explaining why this is, and why you may see some strange behavior. The router priority and OSPF router ID are the factors for determining who will become… [Continue Reading]
Certification Exam Test Taking Tips
One of the most popular questions I get asked when I teach a class that maps into some type of industry certification is what do I need to know to pass the exam. That is why you are in the class, to learn the objectives. But don’t forget to prepare yourself mentally for the exam… [Continue Reading]
Cisco IOS Editing Commands
Memorizing the Cisco IOS command line editing keys can seem like a tough task. With modern keyboards that have up/down/left/right arrows, we do not find ourselves dependant on these keys. It is difficult to remember them when you are not using them on a daily basis. Here is my thought process behind learning and remembering the keys. Forward… [Continue Reading]