Questions

For this next IPv6 addressing drill, you begin with a prefix configured on a router LAN interface using the ipv6 address prefix-id/64 eui-64 command. Your job: calculate the Global Unicast [...]

This post gives you an exercise with five different problems. Each begins with an expanded IPv6 Global Unicast Addresses (GUA). For each problem, start by abbreviating the address. Then find the [...]

This post gives you an exercise with five different problems. Each begins with an expanded IPv6 Global Unicast Addresses (GUA). For each problem, start by abbreviating the address. Then find the [...]

You might have missed this latest #CCNA question because configuring routers and switches does not reinforce the concepts required to answer this question. If you do want to do some labbing to [...]

Most CCNA candidates focus on the topics that require deeper learning, topics that you need to configure, verify, and troubleshoot on routers and switches. At the same time, Cisco includes a [...]

TCP/IP Model? Check. TCP/IP Models? Yes, two of them, but it’s no big deal. Just take the extra minute to remember the details. The latest practice question asks a question that requires you to [...]

Most CCNA candidates do not get all that excited about reviewing the TCP/IP or OSI models, but it never hurts to review the concepts and terms while practicing for the exam. Today I’ll ask a [...]

What happens over an Ethernet WAN link? What Data Link addresses appear in the frame that the routers forward over the WAN? What data link headers exist on the WAN link? What types of cabling [...]

WAN connections span much longer distances than LANs – so what happens in that WAN? Even for CCENT and CCNA, you can understand some of the basic facts about how a WAN service provider builds a [...]

The term LAN broadcast may have a specific meaning to you, with the contents of the Ethernet header leaping from your memory. But maybe not. What about the source address? Type field?  Check out [...]