Glossary
This unit is dense with acronyms. Every one defined here, once.
8 of 8 shown
- Access network
The link connecting a private LAN, WLAN or mobile device to the core network or the global Internet. Base stations, FTTH and xDSL are the usual examples.
What the Internet Actually IsWANs and switched WANsDSLCable and HFCFTTx
- DQDBDistributed Queue Dual Bus
The IEEE 802.6 standard that SMDS is built on.
- FNCFederal Networking Council
The body whose 1995 resolution gave "Internet" a formal definition — a globally unique IP address space, TCP/IP support, and layered high-level services.
- LANLocal Area Network
Devices communicating within a limited geographic area such as a building or campus. Built from bridges and switches, sometimes routers.
What the Internet Actually IsMedia and Topologies — What the Wire Is, and How It's WiredWANs and switched WANs
- MANMetropolitan Area Network
A network designed to extend across an entire city, acting as a core network that links other networks. Router territory.
What the Internet Actually IsMedia and Topologies — What the Wire Is, and How It's Wired
- Protocol
A set of rules governing every aspect of information communication — format, timing, ordering, and what to do when something arrives damaged.
- SMDSSwitched Multimegabit Data Service
Connectionless, high-performance, packet-switched data transport for MANs, based on the IEEE 802.6 DQDB standard.
- WANWide Area Network
Long-distance transmission of data, voice or video across large geographic areas. Built from routers.
What the Internet Actually IsMedia and Topologies — What the Wire Is, and How It's WiredWANs and switched WANs