An updated version of the hands-on guide to the IBM AS/400 computers, this practical text provides users with the details they will need in order to integrate each AS/400 system into small, medium and large sized business environments. It includes new material on the B70 model and enhanced capabilities of the B20. The book includes detailed coverage of the basics: hardware architecture; storage management; a performance overview and how to maximize the unifying power of AS/400 systems. It goes on to demonstrate how the available models, expansion options and peripherals - as well as the operating systems and application software - fill different business needs. Key planning issues complete this reference such as: security; lease versus purchase; physical planning; software compatibility; migration from the 3X systems; advanced business systems and how to choose the right software; advanced system hardware, and training.