On 2017-2-3, at 3:00, Fernando Gont <fgont@xxxxxxxxxxxxxxx> wrote: > My apologies: my comments were probably misleading. Certainly, this > document is simply RFC1981 to Std, and hence recommending RFC4821 would > be kind of ou of scope, here. > > That say, one might wonder to what extent, and for the general Internet, > RFC1981 can be considered succesful (given the filtering of ICMP > messages). -- i.e., at this point in time you wouldn't rely on RFC1981 > (icmp-based pmtud) for path-mtu discovery. What Fernando said: I'm certainly not opposed to lifting this to Standard, but it is painting an incorrect picture - PLPMTUD is de facto mandatory these days, and has been for years. Lars
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