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Comptia Network+ Objectives N10-007 vs N10-008
As Iโm sure you know, licensing examinations offered by The Computing Technology Industry Association (CompTIA) are updated on the average, every three years. This of course is an excellent practice, seeing as technology and protocols are undergoing rapid, constant changes and as such, our skills must evolve if we want to stay relevant in the…
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Port Security – Lesson and Lab
Port security is the primary method to protect yourself from MAC spoofing and CAM table overflow attacks. We won't cover these topics here but we will cover port security theory and configuration. It's covered in exams from CompTIA Network+, Security+, Cisco CCNA and many others. Port Security Overview Port security is a dynamic Cisco Catalyst…
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What is NAT – Network Address Translation
What is Network Address Translation (NAT) NAT is used on every network from large to small. You use it on your home network without knowing it. Your home router translates multiple internal addresses to an address which can be routed to your internet service provider and then out to the internet. Network Address Translation is…
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What is Spanning Tree Protocol – STP
https://youtu.be/IviAzjFyab0 What is Spanning Tree Protocol? STP Mini-Course The Spanning Tree Protocol (STP), defined by IEEE 802.1D, is a loop-prevention protocol that allows switches to communicate with each other in order to discover physical loops in a network. If a loop is found, the STP specifies an algorithm that switches can use to create a…
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CCNA Cheat Sheets
Please right click to download these CCNA cheat sheets. Each sheet covers a specific CCNA topic. Use them as part of your revision. Some topics are not listed in the CCNA exam syllabus but we recommend you do learn them because they can still be covered in the exam. Read the disclaimer on the syllabus…
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