WebSphere V3.5 Handbook

16.1. Topology selection criteria

While a variety of factors come into play when considering the appropriate topology for a WebSphere deployment, the primary factors to plan for typically include:

• Security

• Performance

• Throughput

• Availability

• Maintainability

• Session state

16.1.1. Security

Security concerns usually require physical separation of the HTTP (Web) server from the application server processes, typically across one or more firewalls.

EJB security reminder Enterprise beans and their clones have separate identities. Therefore, you must explicitly protect each and every bean by configuring resource security for the bean and including it in a secured enterprise application.

16.1.2. Performance

Performance involves minimizing the response ...