31.10.2021 05:24, Peter пишет: > From what I understood, inflight fragmentation (on an intermediate router) > is not practical with IPv6. But it happens: > And it doesn't seem like these packets would be answered at all. > > This happens when there is a dummynet pipe/queue rule (or a divert > rule) in the outbound rules to an interface that must reduce the MTU. > As soon as we skip over that dummynet (or divert), we get these ICMPv6 > messages at the other end, and the fragmentation ceases:
Hi, divert rule does implicit IP fragments reassembling before passing a packet to application. I don't think dummynet is affected by this. -- WBR, Andrey V. Elsukov
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