Today’s post shows the config for this latest Config Museum practice problem, with some commentary about how to configure OSPF per-interface. It helps to start with the problem statement, found [...]
The OSPF network command has confused Cisco newbies for decades. Today’s post looks at a more straightforward way to configure OSPF with a simple command to enable OSPF on each interface. To do [...]
As with all these #CCNA config museum pieces, the goal is to let you select some practice exercises to get in more reps and make configuration automatic. Today’s post shows the answers; useful [...]
Let’s now do another quick #CCENT and #CCNA practice: Add OSPF configuration, single area. Simple rules, quick review. It uses the same design as in another recent config museum piece as [...]
This latest #CCNA question takes us in the same direction as the previous question: how does a router choose between different competing routes? Today’s question adds connected routes to the mix, [...]
#CCNA study scenarios often focus on the most common and most obvious combinations of events. However, sometimes it helps to think about some more unusual scenarios just for the purpose of [...]
OSPF fails – a little – on a #CCNA Sim question. What show command symptoms would you expect to see if the misconfiguration was that a WAN interface between two routers was shutdown? What if [...]
To answer #CCNA troubleshooting questions, particularly Simlet questions, you need to have skills with show commands. In particular, you need to be ready to predict the key information in each [...]
Pearson Education, publishers of the Cisco Press products, hosted me for a CCNA-level OSPF web cast back in February 2012. (You can go here to watch the video of the webcast.) Anyway, during the [...]