Write a 1-line ACL to match something? Easy. Write a several line ACL with a bunch of requirements? A little harder. Choosing where to put that multi-line ACL, when the ACL requirements span multiple subnets? Yet another bump. Combining all
This #HSRP lab requires just a few lines of configuration, using defaults for pretty much every option. Check here for the original lab, and check your answers in this post below the fold.
#HSRP solves one of many design issues by avoiding a single point of failure in a network by having two or more routers share the role of default gateway in a subnet. This lab takes a look at a basic
You’ve seen lots of Config Labs posts in my blogs over the last few months – and that will continue for a while. It seemed like it was time to give you a little background on the idea. The logo
Hi everyone. Those of you who read my blog regularly will have noticed a change in style. This post is just a quick notice, and a place to leave comments and suggestions. We’ve just completed the process of moving all
This latest lab asks you to configure OSPFv3 to exchange routes in an IPv6 network. Amazingly, you can almost ignore the IPv6 addresses, at least once you believe that the addresses have been pre-configured, as is the case in this
This latest #CCNA CLI lab catches a variety of small items for OSPFv3 in an IPv6 network. Starting from a pre-configured set of routers with IPv6 addresses, this lab asks you to get OSPFv3 working, use specific router IDs, change
No fluff today – just straightforward config. First do the lab as listed in the earlier post, that is, try it for yourself. (For you test takers, the point is that you learn better if you try first – it’s
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 revisits the big ideas of what a switch does using port
Loopback interfaces on routers come in handy for many reasons, including cases like this when used by NetFlow for data export to the NetFlow collector. Today’s post shows the answers to a lab that lets you exercise your NetFlow configuration
