Tom Lyon's Personal Blog
1/ Almost the 49th birthday of Ethernet (3Mb)! Here's another History lesson and a story about my role in "holy wars" with 3Mb Ethernet and UNIX. Few people realize how long-lived and widespread 3Mb Ethernet became... 🧵 2/ May 22, 1973 is considered the birthday of "3 Megabit" Ethernet, when Bob Metcalfe published his memo … Continue reading 3Mb Ethernet and Holy Wars
After I left Sun in May of 1994, I became an Entrepreneur-in-Residence with Mohr, Davidow Ventures. My good friend Jon Feiber (Amdahl & Sun) had left Sun to become a venture capitalist there. The job of an EIR is ill-defined, but it hopefully leads to a company. I had a couple of ideas I thought … Continue reading Ipsilon Networks, Inc.
Who's ready for more Networking History? - all about APPLETALK! When the Apple Macintosh came out in 1984, it came with a new serial port implementation. Initially, it looked like nothing special - a port for a modem, a port for a printer. But internally it used the Zilog Z8530 SCC, which was a deviation … Continue reading Appletalk History
0/ More Ethernet history? Learn why Ethernet Switching is an (extremely successful) ABOMINATION!!! 1/ So, the DEC/Intel/Xerox 10Mb Ethernet spec came out in 1980. The same year, ISO published a draft of the 7 layer OSI model (en.wikipedia.org/wiki/OSI_model) 2/ Now, unlike the later OSI *protocols*, the OSI *model* was widely regarded as a good thing, … Continue reading Ethernet History – The Switching Abomination
1/ How about an Ethernet history lesson? And a story about why I'm responsible for one of the most hated features of SunOS! 2/ The DEC, Intel Xerox Ethernet spec was published in 1980 after many years of Ethernet development at Xerox PARC led by @BobMetcalfe , Dave Boggs, and Ron Crane. This is a … Continue reading Ethernet History – MAC Addresses in SunOS
1/ After hearing a lot of @DMTF Redfish talks at @osfc_io this week - it hit me: Redfish is the new SNMP And I mean that in the unkindest way possible. @DMTF @osfc_io 2/ Every 10 years or so, some community discovers the notion of abstract syntax, and sets out to define *everything* with standard … Continue reading Why Redfish Sucks