jnc at mercury.lcs.mit.edu
Mon Jun 18 00:36:10 AEST 2018
> From: Derek Fawcus
> Are you able to point to any document which still describes that
> variable length scheme? I see that IEN 28 defines a variable length
> scheme (using version 2)
That's the one; Version 2 of IP, but it was for Version 3 of TCP (described
here: IEN-21, Cerf, "TCP 3 Specification", Jan-78 ).
> and that IEN 41 defines a different variable length scheme, but is
> proposing to use version 4.
Right, that's a draft only (no code ever written for it), from just before the
meeting that substituted 32-bit addresses.
> (IEN 44 looks a lot like the current IPv4).
Because it _is_ the current IPv4 (well, modulo the class A/B/C addressing
More information about the TUHS