The purpose of many Citrix NetScaler environments is to provide load balancing, high availability for services, security, and authentication or remote access for Citrix XenApp/XenDesktop. Citrix NetScaler is one of the best application delivery controllers, and it is perfectly capable of different implementation scenarios. In this chapter, we will describe the most commonly used deployment scenarios. This chapter will inform you which configuration needs to be made to get this working. The deployment scenarios that we will describe are:
A small PoC VDI environment
An enterprise VDI multisite environment
A global web services environment
An active-active data center for application hosting
An active-passive data center for disaster recovery
Reverse proxy