This week: Net+ Terminology
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This week: Net+ Terminology

CompTIA Network+ certification ensures that IT professionals have the knowledge to support company networks. Net+ cert beginners — as well as seasoned IT pros — will be interested in this week's blog posts.

CSMA/CA vs. CSMA/CD: What’s the Difference?

Modern networks send data without catastrophic packet collisions. It's kind of amazing. Here we describe how rock-solid networks accomplish this feat.

802.3at vs. 802.3af: Which PoE Standard to Use

A basic understanding of Power over Ethernet (PoE) is "just plug it in and it works." However, PoE can be confusing — especially when choosing standards. Let's find out which standard is the better choice.

Why Still Use a Ring Network Topology?

An understanding of Ring Network Topology is necessary for CompTIA Network+ certification. Networking needs change over time, and you will need to know about current and older technologies. Find out why Ring Network Topology is so important, and how it relates to other topologies.



Ultimate Networking Cert Guide

A 97-page guide to every Cisco, Juniper, F5, and NetApp certification, and how they fit into your career.

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