doc.Products.dotnet-oracle-mt The Multi-Tier .Net Provider for Oracle consists of a 100% managed client assembly and the Oracle Database agent on the server utilizing the built in database independent network layer for communication between the client and server.The OpenLink Multi-Tier Drivers for Oracle are a Type A class driver developed using the OCI call level interface.These drivers are currently available for Oracle versions 7.x, 8.x, 9.x and beyond. [[/images/aodbcst.gif|]] /Oracle .Net Provider Architecture Diagram Image scaled down; Click to enlarge./ This driver is available for Windows and Linux Operating systems.