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L2 EtherChannel 2
Both layer 2 EtherChannel and layer 3 EtherChannel use the same set of commands to create the channel, either through static configuration or using a dynamic protocol (LACP or PAgP). Today’s lab...
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Answers: L2 EtherChannel 2
This latest lab asks you to configure layer 2 EtherChannels, but starting with a partial configuration already. Go back and check the lab exercise, create your answer, and check your answer here....
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PPP over Ethernet 2
Configuring PPPoE may seem scary, but it is not too hard from a practical sense. The complex part is understanding each command, and the even more complex part is connecting the configuration to the...
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Answers: PPP over Ethernet 2
Creating a PPPoE configuration requires some practice, so do the lab on your own, and check your answers here. More importantly, find a place to do this lab on gear (or VIRL) or a simulator, and spend...
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GRE Tunnel 3
This latest lab requires you to configure a point-to-point GRE tunnel, but with no encryption config. Unless this is your first Config Lab, you know the drill. If not: take 5-10 minutes now, read the...
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Answers: GRE Tunnel 3
You know the drill. Do the lab, come here to check your answer. This one is on configuring a point-to-point GRE tunnel, using a hostname for the tunnel destination, and with OSPF interface thrown in...
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SNMPv2c Secured with ACLs
#CCNA candidates can struggle with SNMP configuration for a couple of reasons. First, in real life, you configure SNMP on each device and then ignore the configuration. Because of that, when you do...
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Answers: SNMPv2c Secured with ACLs
This latest lab lets you practice configuring SNMP. At the same time, it lets you configure restrictions so that only some devices are allowed to even use SNMP with the routers in the lab. Check out...
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Extended Named ACLs 1
Are you comfortable matching packets with extended ACLs? How about with TCP and UDP ports in those ACLs? Here’s a 10-minute lab exercise to practice; all you need is the time and a piece of paper or a...
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Answers: Extended Named ACLs 1
No muss, and just a little fuss with thinking about SNMP, today’s lab is mostly about how to match packets with an extended numbered ACL. Do the lab for yourself, and check here when you’re done....
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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...
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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...
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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)...
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Answers: Local SPAN 1
Configuring local SPAN does not take a lot of commands. The bigger danger is capturing too much, which risks losing some of the messages and also causing you more work to see the content that you want...
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IPv6 Standard ACL 1
IPv6 ACLs – new to #CCNA with the 2016 exam revisions – include both standard and extended ACLs. However, IPv6 standard and extended ACLs have only subtle configuration differences. This lab helps you...
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Answers: IPv6 Standard ACL 1
The previous lab exercise requires you to configure a standard IPv6 ACL. The address range matching should be pretty straightforward. You also need to choose where to put the ACL, and for which...
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Multilink PPP 1
Multilink PPP (MLPPP) makes multiple parallel links act like one link from a layer 3 perspective. Then, when a router’s layer 3 routing decides to forward a layer 3 packet out the layer 3 MLPPP...
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Answers: MLPPP 1
Configuring multilink PPP (MLPPP) uses a large number of commands for a single feature. However, many of the commands are repetitive on several interfaces. The trick is to figure out which commands are...
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SNMPv3 2
In real life, you will probably configure SNMP correctly, use a similar configuration on all routers and switches, and then forget the details of how to configure all the other possible options. For...
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Answers: SNMPv3 2
This lab asks you to use both authentication and privacy with SNMPv3, so it takes a few longer commands compared to some SNMP configurations. Focus on the basics, because there are many basics with...
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