Allison J Parent wrote:
>
> < I seem to remember early Ethernet interface VAX quad cards
> < being around 1.5Mbps... not sure if it was think ether, vampire
> < tap stuff... This would have been before ethernet was turned
> < into a 'standard.' One guy I know has one of these hanging
> < from his wall along with some physical core for a PDP 11/44. I
> < was too young to have used to implemented this stuff, so I
> < can't claim to have actually _used_ such hardware.
>
> 802.. eithernet was always 10mbit/s. The 1.5mhz stuff was arcnet. They
> are similar in that they are both bus topology using CSMA/CD arbitration.
No, Arcnet is a star topology, polling system, pretty similar to
token-ring.
--
mor_at_crl.com
http://www.crl.com/~mor/
Received on Sat Apr 11 1998 - 19:59:08 BST