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Networking Ask-the-Expert FAQ

The SearchNetworking.com Ask the Expert team receives dozens of networking questions every week, and sometimes it may take longer than you'd like to get a reply. Save yourself some time and review this list to see if your question has already been answered! These FAQs for networking will help you learn networking basics.

The SearchNetworking.com Ask the Expert team receives dozens of networking questions every week, and sometimes it may take longer than you'd like to get a reply. Save yourself some time and review this list to see if your question has already been answered!

Or, get a quicker answer by browsing and posting your question in the networking section of the IT Knowledge Exchange.

- Tessa Parmenter, Assistant Editor
Tessa Parmenter
Tessa Parmenter

In information technology, networking is the construction, design, and use of networks, including the physical (cabling, hub, bridge, switch, router, and so forth), the selection and use of telecommunication protocol and computer software for using and managing the network, and the establishment of operation policies and procedures related to the network. Source: Whatis.com

  • Learn about the OSI (Open Systems Interconnection).

  • OSI Reference Model illustrated

  • Networking basics explained

  • Security policies

  • Basic networking definitions

  • Difference between hub and switch

  • Bridge vs. switch

  • Networking hardware quiz

    Here are some books to help you learn more:

  • Firewalls For Dummies, Chapter 1

  • Hacking For Dummies

  • Wireless Networks For Dummies, Chapter 1

    Here are some useful FastFacts on basic networking technologies:

  • Crash Course: Routers

  • Crash Course: VLANs

  • Crash Course: VPNs

  • Crash Course: Firewalls

    Return to our Ask the Expert section

  • Dig Deeper on Network Infrastructure

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