Re: [Gen-art] Review of draft-ietf-6man-rfc1981bis-04
Stewart Bryant <stewart.bryant@gmail.com> Tue, 14 February 2017 18:53 UTC
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To: otroan@employees.org
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From: Stewart Bryant <stewart.bryant@gmail.com>
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Date: Tue, 14 Feb 2017 18:53:47 +0000
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Subject: Re: [Gen-art] Review of draft-ietf-6man-rfc1981bis-04
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Ole Maybe we could sort this out faster with a short phone call. As I read the spec it says hunt for a new upper limit every 10 mins, won't there be packet as it sends out oversized packets looking for a higher MTU? Stewart On 14/02/2017 18:33, otroan@employees.org wrote: > Stewart, > >> *If* you care about packet loss, then your only option is to probe the path with with >> synthetic data that exactly mimics the live data, or not to probe at all and live >> with the 1280. As I said 1280 is pretty close to 1496 which is all most networks >> will give you in practice. > Yes, but sending at 1280 does not work for IP tunnels. The whole purpose of the minimum MTU was to give space for tunnel headers (1500-1280). > >> When I think about the people asking for fast re-route to minimise packet loss, it seems >> very strange to deliberately induce loss to try to stretch the MTU by 15%. > Please show the data that there is significant loss. The measurements I have found has not shown that. > If not, then let's please leave that argument on the shelf. > > (And please don't read me wrong, I think we should get DNS fixed, that we should fix the IP tunnelling protocols, and that we should get IP fragmentation deprecated). > > But right here, right now. PMTUD is for many problems the only solution on the table. > We as a community can choose not to elevate the standard of course, and that will of course not have any big consequence. > Are you afraid that elevating 1981, will hinder people from working on new and better solutions? > > Best regards, > Ole
- [Gen-art] Review of draft-ietf-6man-rfc1981bis-04 Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Brian E Carpenter
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Brian E Carpenter
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… C. M. Heard
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Suresh Krishnan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… C. M. Heard
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… otroan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Mark Andrews
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Eggert, Lars
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… otroan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Fred Baker
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… otroan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… otroan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Suresh Krishnan
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Templin, Fred L
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… james woodyatt
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Brian E Carpenter
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Brian E Carpenter
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Joe Touch
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Bob Hinden
- Re: [Gen-art] Review of draft-ietf-6man-rfc1981bi… Stewart Bryant