What is a network protocol? Most textbook writers state something like this: A network protocol is a set of guidelines or standards for the operation of network devices, the methods of operation, and ...

The purpose of the network layer is to help route messages between different local networks. Central to this layer is the concept of exclusive network addresses, where every terminal connected to the ...

In the past few newsletters, we described in considerable detail the mechanisms that are in place in TCP to ensure efficient transport of information. In particular, we concentrated on the ability of ...

Ethernet is a layer 2 data link protocol that is widely used with the TCP/IP protocol, which resides at layers 3 and 4. To understand network communications, it is essential to learn about the ...

Getting started on designing a network is a task of formidable proportions, but all the more so if you are looking to build a secure IT network. Often, IT system administrators are not fully familiar ...

The communications technology of the public Internet, local area networks (LANs) and most wide area networks (WANs). The Internet Protocol (IP) is part of the TCP/IP protocol suite, and the terms "IP ...

I like to think of the transport layer as the layer of the OSI Model that enables more interesting traffic. While we network engineers may love a lot of the simpler uses of the IP protocol and ...

From plain old transmission control protocol (TCP) to newly conceived protocols, the variety of methods for delivering video across the internet is a key area of interest for the entire streaming ...