Cisco Ccna Ccnp Certification Exam Lab Frame Relay Subinterfaces And Split Horizon

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Earning your Cisco CCNA and CCNP is a tough proposition, and part of that is the fact that you quickly learn that there’s usually more than one way to do things with Cisco routers – and while that’s generally a good thing, you better know the ins and outs of all options when it comes […]


Cisco Ccnp Bsci Exam Tutorial Eigrp Route Summarization

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Summarizing routes is a vital skill to learn to pass the BSCI exam and get one step closer to earning your CCNP. The actual binary conversions are only part of the test, though! You’ve got to know how to correctly apply the summary routes, and that differs from one protocol to the next. In the […]


Cisco Ccna Exam Tutorial Troubleshooting Directly Connected Serial Interfaces

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CCNA exam success depends largely on noticing the details, and this is especially true of configurations involving directly connected serial interfaces. And of course, it’s not enough to notice these details – you’ve got to know what to do about them! A Cisco router is a DTE by default, but directly connecting two DTEs with […]


Cisco Ccna Exam Tutorial Igrp And Equal Cost Load Balancing

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To pass the CCNA exam, you’ve got to know the role of the bandwidth command with IGRP and EIGRP and when to use it. In this tutorial, we’ll configure IGRP over a frame relay hub-and-spoke network using the following networks: R1 (the hub), R2, and R3 are running IGRP over the 172.12.123.0 /24 network. This […]