Why do I need to specify Static Routes for iPrism?

During initial installation, you have the option of identifying additional client subnets that you want iPrism to filter.

Additional subnet specification is often deferred, such as during an evaluation for example. This can be done because iPrism will filter clients on its own subnet by default.

It is typical to specify static routes to additional subnets to expand filtering coverage at a later time. Note that:

How do I enable additional Subnets for Profiling?