Robert, > Ok so till a new document updates 2460bis any further work on EHs is frozen as it would reference 2460bis with new text. That was my main point. > > And what current EH implementations are supposed to do in the mean time ? Would IANA allocate codepoints for EH work before 2460bis is formally updated which in the current IETF speed is easy 2+years ? > > Note that without the proposed clarification none of the above obstacles exist. Write a document describing the mechanism using header insertion. That document should cover the issues raised with header insertion in general. I don't think the document should update 2460bis. The general restriction still stands. Best regards, Ole
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