O'Reilly logo

IP Routing Fundamentals by Mark A. Sportack

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Internet Protocol, Version 4 (IPv4)

IP was developed approximately 20 years ago for the U.S. Department of Defense (DoD). The DoD needed a way to interconnect the various brands of proprietary computers and their equally proprietary support networks across a common internetwork. This was achieved by way of a layered protocol that insulated applications from networking hardware. This protocol uses a model that is slightly different from the OSI Reference Model. It is known as the TCP/IP Reference Model.

Unlike the OSI Reference Model, the TCP/IP model focuses more on delivering interconnectivity than on rigidly adhering to functional layers. It does this by acknowledging the importance of a hierarchical arrangement of functions, but still leaving ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required