Use this practice drill for #ICND2 or #CCNA IPv6 practice. Short and sweet: look to the earlier post with 10 practice problems, and today’s post for the answers. The goal: to get good, and to go [...]
Looking for short #ICND2 or #CCNA review tasks? This new practice drill can help. The short version: take a 32-digit hex IPv6 address, and find the shortest abbreviation – or do the opposite. The [...]
Short and icky sweet: this post lists answers for the icky EUI-64 drill 1 for #ICND2 and #CCNA. The problems require you to find the IPv6 address a host or router would use, given a prefix, MAC [...]
This post starts a new type of review post for #ICND2 or #CCNA: the icky EUI-64 drill. It’s icky for two reasons: it requires you to think in binary, and it rhymes. The goal: Starting with a MAC [...]
EIGRP Enabler exercise 3 asked you to configure four routers, specifically to add the EIGRP network commands. If you’ve not seen these before, check out the Routing Protocol Enabler intro post. [...]
The goal is to get so good at your OSPF and EIGRP network commands that you get bored with all these exercises. There yet? If not, here’s another. As always with the EIGRP and OSPF Enabler [...]
Can you think abstractly about how layer 2 switching works, and how VLANs and trunks impact their forwarding decisions? Or do you need to see the specific configurations to make sense of it? This [...]
Layer 2 switching seems easy – but then you must think through how it works in a real network. Applying the ideas proves whether you really understood the concepts or not. This next question [...]
This latest OSPF Enabler exercise asked you to configure four routers in a three-area design. As usual, the exercise asks for different styles of OSPFv2 network commands, for no other reason than [...]
In this latest OSPF Enabler exercise, you’ll configure a network of four routers with three areas. As always, the idea is simple: In one exercise, you’ll get to configure about 10 different [...]