I think that you might be describing the DIX connector retaining clamp.
Dave Edelman On Dec 20, 2012, at 13:40, "Howard C. Berkowitz" <h...@netcases.net> wrote: > On 12/20/2012 1:20 PM, Michael Thomas wrote: >> I was looking at a Raspberry Pi board and was struck with how large the >> ethernet >> connector is in comparison to the board as a whole. It strikes me: ethernet >> connectors haven't changed that I'm aware in pretty much 25 years. Every >> other >> cable has changed several times in that time frame. I imaging that if anybody >> cared, ethernet cables could be many times smaller. Looking at wiring >> closets, >> etc, it seems like it might be a big win for density too. >> >> So why, oh why, nanog the omniscient do we still use rj45's? >> >> Mike > Seen an AUI or vampire tap recently? Vampires made a certain amount of > sense, but the AUI connector seemed to have little purpose other than > recycling weak metal from Coors beer cans. IIRC, the inventor apologized. >