Difference between Teamcenter 2-Tier and 4-Tier Architecture.

 2 - Tier Architecture

Client Tier : Client tier contains Rich client, Teamcenter  Servers, CAD Applications like NX and TC Visualizations that integrate with Rich client.

Resource Tier : Resource tier comprises of Database and Volume. It stores metadata and files managed by Teamcenter.

•  Metadeta stores in Database.
•  Files stores in Volume

4 - Tier Architecture

Client Tier : Client tier contains Rich client, Thin client ,Teamcenter  Servers, CAD Applications like NX, MS Office and TC Visualizations that integrate with both Rich client and Thin client.

Web Tier :

•  Web tier manages the Teamcenter Client installation.
• It runs the web applications like JBOSS, Tomcat, WebLogic etc.
• This tier is responsible for communication between Client tier and Enterprise tier. It transfer the client request to Enterprise tier.

Enterprise Tier : 

• Enterprise tier consists of server pool manager. A pool of server process, managed by the server manager/pool manager.
• It retrieves the data from database and store the data in database.

Resource Tier : 

• Resource tier comprises of Database and Volume. It stores metadata and files managed by Teamcenter.
•  Metadeta stores in Database.
•  Files stores in Volume