Hi Ron, What you are describing is easily articulated in the generic text that would apply to all tunnel types - not just GRE. The draft Joe and I are considering would be a generic document and not anything that assumes any specific reassembly capabilities, for example.
Thanks - Fred [email protected] > -----Original Message----- > From: Ronald Bonica [mailto:[email protected]] > Sent: Tuesday, February 18, 2014 10:45 AM > To: Joe Touch; Templin, Fred L > Cc: [email protected] > Subject: RE: [Int-area] FW: New Version Notification for > draft-bonica-intarea-gre-mtu-04.txt > > Folks, > > I think that we are conflating two separate efforts. > > Draft-bonica-intarea-gre-mtu describes what is widely deployed today. In > today's, one of the following > conditions frequently holds: > > - the operator of the GRE ingress knows that the GRE egress cannot reassemble > fragments at the > required rate > - the operator of the GRE ingress has no information regarding whether the > GRE egress can reassemble > fragments at the required rate > > Therefore, in draft-bonica, by default, the PTU is equal to the MTU. > Fragmentation doesn't happen in > the tunnel. However, in the exceptional case, where the operator of the > ingress knows that the egress > can reassemble at the required rate, fragmentation of the delivery packet is > permitted. > > The draft that Joe and Fred are considering applies to environments where > egress routers are commonly > capable of reassembling at line rate. Since this is a different environment, > it should be addressed in > a separate draft. > > Ron > > > -----Original Message----- > From: Joe Touch [mailto:[email protected]] > Sent: Tuesday, February 18, 2014 1:29 PM > To: Templin, Fred L > Cc: Ronald Bonica; [email protected] > Subject: Re: [Int-area] FW: New Version Notification for > draft-bonica-intarea-gre-mtu-04.txt > > > > On 2/18/2014 10:22 AM, Templin, Fred L wrote: > > Hi Joe, > > > > I can see that I am going to have to write a draft on generic tunnel > > fragmentation. > > - _______________________________________________ Int-area mailing list [email protected] https://www.ietf.org/mailman/listinfo/int-area
