GRE Tunnel 2
GRE tunnels, without the encryption, can be a breeze to configure and verify – you just need to practice the variations. Today’s post does just that, with a lab topology that looks like two enterprise routers connected to the Internet,
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Answers: PPP over Ethernet 1
The new ICND2 book takes extra care to map out the configuration required for PPPoE, along with the somewhat complex verification and troubleshooting details as well. This lab is meant to be straightforward so that you get practice on getting
Answers: Interface PAT 1
#PAT configuration does not take a lot of configuration, but it can be easy to overlook the basics. Today’s post asks you to configure PAT, using a single global address (an interface address). The lab requirements are at this post;
PPP over Ethernet 1
PPP over Ethernet (PPPoE) can be one of the more challenging configuration topics on the CCNA exam. Why? First, many network engineers ignore PPPoE as something that is configured only occasionally. Then, when faced with configuring it, you can follow
Interface PAT 1
#PAT – Port Address Translation – plays a huge role in IPv4 networks. Today’s post looks at the simpler of the two configuration options for router NAT configuration, which is to use a single router interface IP address as in
Answers: Extended Numbered ACL 1
This lab requires you to think about two big ideas. First, you have to think about how to configure the syntax of extended numbered ACLs to match well-known destination ports. Also you need to think about the most efficient location
Extended Numbered ACL 1
Ready to review how to match subnets with extended ACLs? And how to match well-known ports? Today’s lab lets you do just that. Along the way, you get to think about where to place the ACL to most efficiently filter
Answers: Syslog 2
Most of us rely on IOS CLI help to remember the log message severity levels. Thankfully, the help lists the messages in severity order, not alphabetical order. Could you do the lab without using help? Extra credit for you, at
Answers: Basic SNMP Config 1
Can you configure SNMP version 2C without looking up the commands? Can you secure it with what effectively acts like passwords? You know the drill: go try the original lab exercise first, and then come back here to check your
