1. Information technology. International standardized profile RD. Relaying the MAC service using transparent bridging. Profile RD51.54 (CSMA/CD LAN - FDDI LAN) Part 5, (15th October 1995) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗