Open Systems Adapter
The Open Systems Adapter (OSA) is a network controller for IBM Z/OS, ES/9000 and S/390 mainframes. The OSA supports Ethernet, Token Ring and FDDI connectivity.[1][2]
References
- ↑ IBM Redbook - Local Area Network Concepts and Products
- ↑ IBM Redbook - Networking with z/OS and Cisco Routers: An Interoperability Guide