![1.1 Introduction When writing programs that communicate across a computer network, one must first invent a protocol, an agreement on how those programs will communicate. Before delving into the design details of a protocol, high-level decisions must be ... 1.1 Introduction When writing programs that communicate across a computer network, one must first invent a protocol, an agreement on how those programs will communicate. Before delving into the design details of a protocol, high-level decisions must be ...](http://books.gigatux.nl/mirror/unixnetworkprogramming/FILES/01fig03.gif)
1.1 Introduction When writing programs that communicate across a computer network, one must first invent a protocol, an agreement on how those programs will communicate. Before delving into the design details of a protocol, high-level decisions must be ...
![A secure, scalable and versatile multi-layer client–server architecture for remote intelligent data processing | SpringerLink A secure, scalable and versatile multi-layer client–server architecture for remote intelligent data processing | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs40860-015-0007-1/MediaObjects/40860_2015_7_Fig2_HTML.gif)