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Local Span 1
The first step to see useful SPAN output in a network analyzer (like Wireshark) begins with a packet capture. In a network with Cisco switches, that means configuring a Switched Port Analyzer (SPAN) session to direct the to-be-captured messages to
Protecting CLI Access 2
This latest lab is relatively straightforward while being very useful. Many enterprises make a habit of adding an ACL to filter inbound Telnet and SSH attempts into a router or switch. Today’s lab gives you a chance to work through
Answers: SNMPv3 1
This lab gave you six or seven separate facts about how to configure SNMPv3. Focus on remembering all those little moving parts of the various SNMPv3 configuration commands. Most people will not memorize those, but you should think and practice
Answers: Special IPv6 Addresses 2
Ready to play detective? Go back and check out the lab post, and take your best shot at predicting the configuration. Then come back here and check your thoughts versus the answer. The theme: interpreting the unicast and multicast addresses
SNMPv3 1
SNMPv3 configuration may be the most challenging new configuration topic added to the new CCNA R&S exams introduced in May 2016 (that is, CCNA R&S 200-125). The configuration commands have many options, and it is possible to configure an incorrect
IPv6 Special Addresses 2
This latest config lab takes a backwards approach to configuration. In this case, it starts with a bunch of show commands, and asks you to derive some of the key configuration items on several routers. The theme: IPv6 addressing. By
Answers: IPv6 Static Routes 3
This most recent lab asked you to configure a bunch of static IPv6 routes on the same router. Some had the exact same destination subnet, and some created host routes that overlapped with other static routes. And all were assigned
IPv6 Static Routes 3
Although this lab’s title is “IPv6 Static Routes 3”, it might be better called “Convoluted Fun with overlapping IPv6 Static Routes using Administrative Distance”. The purpose of the lab is to exercise a couple of specific ideas: how a router
