EDN

TCP/IP Embedded Internet Applications – The Network Layer, Part 1: The Internet Protocol

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 ...
Network World

A dozen extensions to TCP/IP that optimize internet connections

Do you remember when we used multi-protocol routing for IPX, AppleTalk, and TCP/IP running on the same network? In the 1980s and early 1990s many enterprises had multiple protocols running on the ...
EDN

Balance load and customize content at Layer 7–A tutorial–Part I

TCP is the building block for Layer 7 protocols, such as the HTTP. This chapter will examine the interaction between HTTP and TCP and how client and server communication at the TCP and HTTP layers are ...
Network World

Chapter 1: Network Overview

Knowledge of the structure of Internet Protocol (IP) packets is a fundamental part of understanding the Internet and how information moves from one point to another. The benefits of such knowledge ...
Automation World

Modbus TCP Keeps it Simple

“Not being overcomplicated is Modbus TCP/IP’s biggest draw, not only for PLCs, but especially for PC-based applications,” said Jason Haldeman, senior product specialist for I/O and networking at ...