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Bring yourself up to speed with our introductory content.
Get started
Bring yourself up to speed with our introductory content.
Securing your Layer 2 network: Don't overlook the basics
Before dropping substantial cash on a fancy surveillance system, most sensible home owners would ensure that their doors and windows were locked. Similarly, there are simple security measures you can take to configure your systems for Layer 2 ... Continue Reading
home server
A home server is a computer that functions as a server in a client-server home network. Continue Reading
802.11 Learning Guide
802.11 is perhaps the fastest-changing network protocol around. We've gathered a wealth of information to get you up-to-speed quickly on the various specifications. Learn about all the 802.11 wireless LAN (WLAN) specifications in this learning guide. Continue Reading
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Wireless LAN quiz
Take our wireless LAN quiz to find out how much you know about WLAN technologies. Continue Reading
Wireless LAN quiz answers
Wireless LANs quiz answer key. Continue Reading
Cisco Certified Network Professional (CCNP)
Cisco Certified Network Professional (CCNP) is an intermediate-level certification in the Cisco certified professional program.Continue Reading
connection
In telecommunication and computing in general, a connection is the successful completion of necessary arrangements so that two or more parties (for example, people or programs) can communicate at a long distance.Continue Reading
well-known port numbers
The well-known port numbers are the port numbers that are reserved for assignment by the Internet Corporation for Assigned Names and Numbers (ICANN) for use by the application end points that communicate using the Internet's Transmission Control ...Continue Reading
Guide to network performance management
This guide introduces you to network management best practices and pitfalls to avoid, and provides troubleshooting help and advice for monitoring and maintaining your network for best performance.Continue Reading
What are the basic features of CIDR and what are its advantages and disadvantages compared to IPv6?
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I need a very basic VPN solution to connect two offices to allow two servers to talk to one another.
Which networking courses, such as MCSE, CCNA, etc., are best to learn the basics?
Learning Guide: Voice over IP basics
This guide contains all the VoIP basics and essentials you will need when implementing an IP telephony network.Continue Reading
LearnIT: Virtual LANs
What is a virtual LAN? This guide explains the basics in one easy to read format.Continue Reading
Virtual LAN quiz
This quiz corresponds with Learn IT: virtual LANContinue Reading
WAN technology quiz
Test your knowledge of WAN design quiz with our Networking Know IT All quiz.Continue Reading