1. WebSphere
Application Server
Nishant S Mevawala
MSIT/11/003

2. History

IBM introduced the first product in this
brand, IBM WebSphere Performance Pack, in
June 1998.As of 2010 it forms a part of
IBM WebSphere Application Server
Network

3. Architecture

WAS is built using open standards such as Java EE, XML, and Web
Services. It is supported on the following platforms: Windows,
Linux, etc.

It works with a number of Web servers
Apache HTTP Server
Netscape Enterprise Server
Microsoft Internet Information Services (IIS)
IBM HTTP Server for AIX/Linux/Microsoft Windows/Solaris.

It uses port 9060 for connection as the default.

4. Version History

WebSphere Version 1

WebSphere Version 2

WebSphere Version 3.5 (and 3.0)

WebSphere Version 4.0

WebSphere Version 5.0

WebSphere Version 5.1

WebSphere Version 6.0

WebSphere Version 6.1

WebSphere Version 7.0

WebSphere Version 8.0

WebSphere Version 8.5(Beta)
1 and .5 usually indicate a minor release in the software industry,
WebSphere v6.1 and v5.1 are major releases, just like WebSphere v8.5
and v3.5.

5. 
Version 1
Initial release in June, 1998. Was primarily a Java Servlet engine.

Version 2
IBM adds JavaBean, CORBA and Linux support.
It comes in two editions: Standard Edition (SE) and Advanced
Edition (AE).

Version 3.5
Release date : 31 Aug 2000
End of support : 30 Nov 2003
It is the latest version of the IBM open standards-based e-business
application deployment environment.

6. 
Version 4.0
Release date : 15 Aug 2001
End of support : 30 April 2005
This was a J2EE 1.2 certified application server. It inherited the
database-based configuration model from V3.x for all but the singleserver edition, which already used an XML data store.

7. 
Version 5.0 & 5.1
This was a J2EE 1.3 certified application server. It was a major
rewrite of the V3/V4 codebase.
The database-based configuration repository was replaced with
a replication XML file-based configuration repository.
V5 also included a version of MQ 5.3 called the embedded Java
Message Service (JMS) server.

Version 6.0
Java EE 1.4 compliant application server. Security
enhancements include support for (Java Authorization Contract for
Containers) JACC1.0 and WS-Security 1.0.
The JMS engine called "WebSphere Platform Messaging," was
rewritten in 100% Java and its functionality greatly enhanced.
It supports running mixed version cells (V5 to V6) in
production. and Support for security mainframe products such
a RACF
In this Version, WebSphere Business Integration Server
Foundation (WBISF) moved into the new IBM WebSphere Process
Server.

8. 
Version 6.1
◦ Support for Java Standard Edition 1.5
◦ Support for running JSR 168 Portlets in the application server
◦ Session Initiation Protocol (SIP) Servlets
◦ Enhancements to the WebSphere Install Factory
◦ IBM Support Assistant
◦ IBM JSF Widget Library
◦ Simplified Administration
◦ Improved Certificate and Key Management
◦ Security Enhancements
◦ Administration of IBM HTTP Server from WebSphere Admin
Console
◦ Support for Web Services Resource Framework and WSBusinessActivity (WS-BA)
◦ Support for JSR160 JMX Remote Connections (From IBM
Agents Only)

9. 
Version 7.0
It is a Java EE 5 compliant application server.

Features of WebSphere Application Server Version 7
Flexible Management
Flexible Management facilitates administration of a large number of
WebSphere Application Server base edition and Network
Deployment topologies.
Business-Level Application
Business-Level Application is used for managing application artifacts
independent of packaging or programming models.
Property Based Configuration
The Property Based Configuration feature simplifies the experience
of automating administration: an administrator can update the
WebSphere Application Server Version 7 configuration using a
simple property file.




10. 
Version 8.0 & 8.5(Beta)
This version was released on June 17, 2011.
Java EE 6 application server with integrated OSGI applications
support.
It is a first beta versions, WebSphere had been called Servlet Express.

11. WebSphere Application Server V5 multi-tier application environment

12. Security


This Application Server security model is based on the services
provided in the operating system and the Java EE security model.
WebSphere Application Server provides implementations of user
authentication and authorization mechanisms providing support for
various user registries:
Local operating system user registry
LDAP(Lightweight Directory Access Protocol) user registry
Federated user registry (as of version 6.1)
Custom user registry
The authentication mechanisms supported by WebSphere are
Lightweight Third Party Authentication (LTPA)