
© Copyright IBM Corp. 2000 115
Chapter 7. Branch Extender
This chapter describes the functionality of Branch Extender and how it is
configured, and an example scenario illustrates the use of Branch Extender in
combination with HPR.
7.1 Overview
As the name implies, Branch Extender is designed for networks that can be
divided into distinct areas, such as separate branches of a large organization.
It works by separating out branch offices from the main APPN WAN backbone
network, for example, the organization’s headquarters network.
Each branch contains a node of the type called branch network node (BrNN),
which combines the functions of an APPN network node ...