TCP/IP is the de facto protocol of the Internet, and this protocol is supported by every major network operating system. As more organizations and individuals connect networks and computers to the Internet and one another, there is a continuing need for IT professionals to have a thorough understanding of this protocol suite. TCP/IP Foundations assumes no prior knowledge of TCP/IP and provides a solid introduction to this core networking topic, explaining the fundamentals of TCP/IP in simple terms with tangible examples.