Contents

Title and Copyright Information

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Preface

Intended Audience

Structure of This Guide

Related Documents

Conventions

Documentation Accessibility

Accessibility of Code Examples in Documentation

1 Enterprise Topology Overview

1.1 About Enterprise Topologies and Why Oracle Recommends Them

1.2 Recommended Topologies

1.3 Enterprise Data Center Topology: J2EE Applications

1.4 Enterprise Data Center Topology: Portal, Wireless, and Business Intelligence Applications

1.5 Departmental Topology

1.5.1 Installation Sequence

1.6 Development Life Cycle Topology

1.6.1 Moving Applications from Test to Stage

1.6.2 Moving Applications from Stage to Production

2 Installation and Configuration Considerations for an Enterprise Topology

2.1 J2EE Applications Topology

2.1.1 Hardware Requirements

2.1.2 Installation Sequence

2.2 Enterprise Topology: Portal, BI, Wireless, Forms and Reports Services Installation and Configuration

2.3 Departmental Topology: Departments Hosting Their Applications

2.4 Enterprise Topology: Development Life Cycle Topology Installation and Configuration

2.5 Enterprise Topology Post-Installation Tasks

2.5.1 Infrastructure

2.5.1.1 OracleAS Portal and Oracle Internet Directory

2.5.1.2 OracleAS Portal and OracleAS Web Cache

2.5.2 OracleAS Portal and Oracle Application Server Wireless

2.6 J2EE Applications Topology Post-Installation Tasks

2.6.1 Oracle Application Server Web Cache

2.6.2 Oracle HTTP Server

2.6.3 Oracle Application Server Forms Services

2.6.4 Oracle Application Server Reports Services

2.6.5 Oracle Application Server Discoverer

2.6.6 Oracle Application Server Single Sign-On

2.6.7 OracleAS Portal

2.6.8 Oracle Enterprise Manager

2.7 What to Read Next

3 Configuring Single Sign-On in an Enterprise Deployment Topology

3.1 About High Availability

3.2 About Security

3.3 Multiple Single Sign-On Middle Tiers with One Oracle Internet Directory

3.3.1 Usage Scenario

3.3.2 Configuration Steps

4 Networking

4.1 Oracle Application Server Networking Overview

4.1.1 Distributed Configuration Management (DCM)

4.1.2 Oracle Process Manager and Notification (OPMN)

4.1.3 LDAP and Oracle Internet Directory

4.1.4 Enterprise Manager Server Control

4.2 Firewall Considerations: Opening the Right Ports

4.2.1 mod_oc4j and OC4J in Different Tiers and Across Firewalls

4.2.2 Opening the Right Ports for mod_oc4j

4.2.3 Configuring iASPT

4.3 Load Balancing Considerations

4.4 Configuring Multiple Middle-Tiers with a Load Balancing Router

4.5 Configuring Reverse Proxy Servers

5 Managing an Enterprise Deployment Topology

5.1 General Management Considerations

5.1.1 Rotating Log Files

5.1.2 Periodic Restarting of OC4J

5.1.3 Starting and Stopping Servers and Applications

5.1.4 Rolling Out Upgrades, Patches, and Configuration Changes

5.1.5 Backup and Recovery

5.1.6 Taking Advantage of NFS

5.1.7 Port Management

5.1.8 Using Static and Dynamic IP Addresses

5.1.9 Leaving and Joining Different Infrastructures

5.1.10 Mining Log Files

5.2 Enterprise Data Center Topology: Multiple Departments Sharing the Same Data Center

5.2.1 Management Considerations Checklist

5.2.2 Oracle Enterprise Manager Application Server Control Checklist

5.2.3 Backup and Recovery Consideration

5.2.4 Application Deployment and Performance Considerations

5.3 Departmental Topology: Departments Hosting Their Applications

5.3.1 Management Considerations

5.3.2 Backup and Recovery Consideration

5.3.3 Application Deployment and Performance Considerations

5.4 Development Life Cycle Topology

6 Performance and Tuning Considerations

6.1 Origin Server (OS) Network Parameters

6.2 Oracle HTTP Server (OHS)

6.3 SSL

6.4 Oracle Internet Directory (OID)

6.5 JVM parameters

6.6 JSPs

6.7 Web Cache

6.8 Logging Level

6.9 Database Connections

6.10 Portal

Index