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> > I.e., either this document needs to formally update RFC 4303 by allowing > any > > number or another IP protocol number must be requested to the IANA. > > As I pointed out in my previous email that is not the case. > > The RFC4303 ESP has a Next Header field which contains indicates what > type of packet is inside the ESP packet. It typically contains IP > Protocol Numbers, but not always. Thats why the RFC4303 above says > "chosen from the set of IP Protocol Numbers". > I disagree. 4303 S2.6 is very clearly talking about the Protocol Numbers registry (the example of "41 means IPv6" is one of the things that give it away). I think this document needs to request a protocol number from IANA.
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