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TCP/IP - Transmission Control Protocol / Internet Protocol

TCP/IP is arguably the single most important computer networking technology. The Internet and most home networks support TCP/IP as the "language" computers use to find and connect with each other.

TCP/UDP Port 0

Port 0 is officially a reserved port in TCP/IP networking, meaning that it should not be used for any TCP or UDP network communications.

What is TCP/IP?

TCP/IP is an extremely popular network protocol that enables communication between most of today's computers. Did you know that TCP/IP is over 30 years old?

IP Tutorial and Course Outline

This tutorial explains IP, TCP, and UDP networking in a progressive series of articles.

Internet Protocol (IP) Practice Exam

This interactive question-and-answer quiz tests your knowledge of IP, the foundation protocol of TCP/IP. Use this resource to help prepare for certification exams or to quickly learn important technical details about IP.

Guide to Working With IP Addresses

IP addresses are a key element of TCP/IP technology that must be set up correctly for home networks and Internet access to function. Learn about the basics of finding, changing, and hiding IP addresses.

TCP/IP Administration and Troubleshooting Tools in Windows XP

Microsoft Windows XP contains a set of standard utilities for TCP/IP network administration and troubleshooting. This page reviews the purpose and function of each utility.

TCP/IP Fundamentals - Free Newsletter Course

Take a step-by-step guided tour of Internet Protocol (IP) networking. Sign up for this free newsletter course to receive automatic daily emails. Learn to work with IP and TCP/IP technology.

Multihoming

Multihoming is the configuration of multiple network interfaces or IP addresses on a single computer. Multihoming can increase the reliability and sometimes the performance of network applications.

"TCP/IP Clearly Explained"

Author Pete Loshin explains both the basic concepts and more advanced technical details of TCP/IP.

MTU - Maximum Transmission Unit

In TCP/IP networking, MTU is the largest size (in bytes) of a single IP data fragment that can be sent over the physical network link.

tcpdump on Linux

Tcpdump is a command-line tool for monitoring network traffic available on Linux and other popular operating systems.

Do IPX Games Work Better Than TCP/IP Games?

IPX games sometimes run more smoothly on a home LAN than TCP/IP games do. There is a technical reason for this, and a technical fix that helps TCP/IP games perform better.
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