Sure we all know that but do we really take all the aspect into account? As we all know MOSS can be used as a platform for internal and external services which require different approaches. At the same time we must think about availability and/or scalability of the service. Security is required piece always in the picture. How about services around MOSS like instant messaging, ecommerce, backend integration, management etc.
Please find below pictures of the logical topology for Information Worker services and also sample topologies for MOSS based collaboration sites with simple and failover scenarios. You can also utilize the picture set using the original Visio format. Pictures can be used as a starting point for discussions regarding MOSS implementations with customers or integrators.
Logical topology with required and optional services for implementation and web zone for external facing services.
Simple implementation of the environment.
Implementation with scalability and availability in mind