On 02/09/2016 08:09 PM, Phillip Hallam-Baker wrote: > On Tue, Feb 9, 2016 at 5:31 PM, Joe Touch <touch@xxxxxxx> wrote: >> >> >> On 2/9/2016 12:47 PM, Phillip Hallam-Baker wrote: >>> On Tue, Feb 9, 2016 at 3:27 PM, Joe Touch <touch@xxxxxxx> wrote: >>>> >>>> >>>> On 2/8/2016 4:47 PM, Phillip Hallam-Baker wrote: >>>> ... >>>>> Problem is that most of us have ethernet hubs rather than true IP >>>>> switches. If we had real IP everywhere we could deprecate MAC >>>>> addresses. >>>> >>>> Except that we derive self-assigned IPv6 addresses from MAC addresses. >>> >>> If we didn't need them to be MAC addresses we could go to EUI-64 and >>> have 16 shiny new bits to play with. >> >> *You* wouldn't get to play with them; MAC vendors would. How would that >> help, given they're already intended to be unique? > > I don't want a unique identifier associated with my machine going on the wire. FWIW, for an analysis of the possible root of this sort of issue, please see: <https://www.ietf.org/internet-drafts/draft-gont-predictable-numeric-ids-00.txt> Thanks! Cheers, -- Fernando Gont SI6 Networks e-mail: fgont@xxxxxxxxxxxxxxx PGP Fingerprint: 6666 31C6 D484 63B2 8FB1 E3C4 AE25 0D55 1D4E 7492