>>>>> And of course encapsulation can also exacerbate the problem >>>>> by increasing packet size. > > All this means is that the fragmentation layer needs to take into account the > size of the outer encapsulation layers that will be added and make sure its > fragments do not exceed 1280 bytes *after* encapsulation. So, e.g., if the > encapsulation layer adds an IPv6 header and a UDP header the fragmentation > layer should not produce fragments larger than 1280 - 40 - 8 = 1232. If the > fragmentation layer does not know the size of the outer encapsulations to > be added, it can overestimate and set a safe smaller value (e.g., 1024).
Yes, absolutely. But I don't think we are talking about IP fragmentation any more. Cheers, Ole _______________________________________________ Int-area mailing list [email protected] https://www.ietf.org/mailman/listinfo/int-area
