Re: [Gen-art] Review of draft-ietf-6man-rfc1981bis-04

[james woodyatt <jhw@xxxxxxxxxx>]

On Feb 14, 2017, at 15:00, Templin, Fred L <Fred.L.Templin@xxxxxxxxxx> wrote:

Unless there is operational assurance of some size X>1280, however, tunnels have to use fragmentation to guarantee that - at a minimum - packets up to 1280 will get through.

Given the growing prevalence of IPv6 using 6LoWPAN on IEEE 802.15.4, which is always MTU=1280 everywhere, c.f. RFC 4944, I think we can forget about ever getting that operational assurance in practice.

--james woodyatt <jhw@xxxxxxxxxx>