[Int-area] Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)]

Tom, yes a form of PMTUD called “Parcel Path Probing” is needed but it is based on the RFC9268 “Minimum Path MTU Hop-by-Hop” option and not traditional RFC4821, RFC8201 or RFC8899-style large packet probing. Parcel Path Probing ensures that all leading hops in the path can support parcels up to

[Int-area] Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)]

Hi Gorry, see responses marked “>>” below: Thank you - Fred From: Gorry Fairhurst Sent: Monday, November 18, 2024 9:45 AM To: Templin (US), Fred L ; Tom Herbert Cc: Joe Touch ; int-area ; 6man ; TSVWG Subject: Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)] On 18/11/2

[Int-area] Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)]

Fred, I did some homework in the last few days, and I would describe your characterization of my comments as "under-informed" as being overly charitable :-( My apologies for wasting your time and everyone else's. This tutorial

[Int-area] Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)]

Thank you, Tom. With GSO, upper layer protocols prepare a buffer that contains the concatenation of N segments (N <= 64), each of which contains upper layer protocol information allowing it to be processed independently of the others. This multi-segment buffer (call it a “parcel buffer”) is then

[Int-area] Re: [tsvwg] Re: UDP options [was IP Parcels and Advanced Jumbos (AJs)]

On Mon, Nov 18, 2024 at 8:36 AM Templin (US), Fred L wrote: > Thank you, Tom. With GSO, upper layer protocols prepare a buffer that > contains the concatenation of N segments (N <= 64), each of which contains > upper layer protocol information allowing it to be processed independently > of the ot