Network Based Integration referes to the way in which software is developed and in relation to the way the developed software meets the needs of the system.
The architecture of the software being developed must be designed to conform to those needs, not the other way around. It is this software design that currently is debated particularly in relation to the development of Open-Source software and
other types.
I came across an article which covered this topic, and commented on the classification of software architecture design styles. The article comments on whats is described as Network Based Integration :::
Chapter 2 – Network-based Application Vs. Distributed based: http://www.ics.uci.edu/~fielding/pubs/dissertation/net_app_arch.htm
Chapter 3 – Network-based Architectural Styles: http://www.ics.uci.edu/~fielding/pubs/dissertation/net_arch_styles.htm