Basic HTML version of Foils prepared Dec. 6 98

Foil 27 100VG AnyLAN (1)

From Introduction to Local Area Networks LANs Lectures at Xi'an Jaotong University -- Sept 1998. by Roman Markowski


1 100VG AnyLAN is a 100 Mbps high speed networking standard that was originally developed to transmit Ethernet or Token Ring packets over existing wiring (UTP cat 3,4,5 or fiber);
2 VG stands for Voice Grade
3 standard: IEEE 802.12, developed by Hewlett-Packard
4 actual throughput: up to 96 Mbps
5 frames: standard 802.3 ethernet format or 802.5 Token Ring format
6 distance (hub to node, or hub to hub): UTP cat3 - 100m; UTP cat5 - 200m; fiber - 2000m
7 access method: Demand Priority (MAC layer protocol), no collisions
8 compatible with existing software; easy to implement
9 number of nodes: up to 1024 unbridged nodes
10 ideal for multimedia applications (traffic can be prioritized)

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