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Examples of Building Highly Available, Highly Secure, Scalable OracleAS 10g Solutions (Doc ID 435025.1)

Last updated on MAY 30, 2023

Applies to:

Portal - Version to [Release 10gR2]
Oracle Fusion Middleware - Version to [Release AS10gR2]
Oracle Application Server Single Sign-On - Version and later
Oracle Forms - Version and later
Oracle Fusion Middleware High Availability - Version to [Release AS10gR2]
Information in this document applies to any platform.


With increasing concerns about security for Internet facing Oracle Application Server solutions, this article presents distinct examples of OracleAS builds / topologies that are highly available (HA), scalable and highly secure.

The example topologies referenced in this article are probably as complex as most organizations will consider building. Each topology is based on a commonly used internet-facing security model of single purpose network zones and single purpose firewalls. Therefore there are

The model addresses access of OracleAS applications from both the Intranet and the Internet.

Furthermore there is no sharing of middle tier Application Server components, such as Single Sign-On, Forms Services and Portal. Instead these components reside in separate Oracle Homes and, more importantly, on separate physical servers which are dedicated to servicing requests from either the internal lan or the internet.

Finally, the solutions choose to use two "Metadata Repositories" (MRs) with one dedicated to Oracle Portal.


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