ASPs, XSPs, and Web Services: Hybrid Solutions for Application Integration, Replication, and Aggregation

by John Harney

In the past several years, application service providers (ASPs) and external service providers (XSPs) have become increasingly common for hosted applications, storage, security, performance monitoring, and other activities. In leveraging the value-added Internet, they took their place alongside traditional installed applications as a viable alternative virtual IT model for small to medium-sized businesses (SMBs). You might call ASP-hosted applications the first generation of virtual applications. Because of them, CTOs are now familiar with the idea of leasing hosted IT functionality from remote providers.

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ASPs, XSPs, and Web Services: Hybrid Solutions for Application Integration, Replication, and Aggregation May 2002

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