On Apr 22, 14:54, Brian Chase wrote:
> Under section 4 of the paper, it is explained that 3Mbps was used because
> of the nature of their minicomputers. Some other sources around the web
> say that the first implementation done at PARC was done in 1973. My
guess
> is that around that time, most minicomputers wouldn't be able to deal
very
> well with a firehose of data streaming in at 10Mbps.
>
> The IEEE 802.3 standard didn't come about until a number of years later.
1974-ish: Experimental Ethernet 3Mb/s
1980: DIX Ethernet 10Mb/s
1982: DIX Ethernet Version 2 10Mb/s
1983: IEEE 802.3 Ethernet 10Mb/s (10base5)
1985: IEEE 802.3a Thin Ethernet 10Mb/s (10base2)
1990: IEEE 802.3i 10baseT Ethernet
1995: IEEE 803.3u 100Mb/s Ethernet 100BaseTx, 100baseT4, 100baseFX
1998: IEEE 802.3z 1000Mb/s (Gigabit) Ethernet
--
Pete Peter Turnbull
Network Manager
Dept. of Computer Science
University of York
Received on Sun Apr 22 2001 - 19:29:36 BST