The same tenets that drive the makeup of the technical support organization also, not coincidentally, drive the overall solutions architecture. To reiterate, these are
Functional or “capability” requirements
Each of these becomes critical to the design and implementation of the individual server-based components within the overall SharePoint Portal Server solution. However, it makes good sense to step back a bit and analyze the portal solution from a holistic perspective prior to drilling down further.
During the life of the SharePoint ...