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Re: EDNS0 numbers



> 	Stuart you may even need a new EDNS version.  RFC 2671 doesn't
> 	state what the correct handling, as of EDNS0, of unknown /
> 	unsupported options.  A new version, with associated options,
> 	however is well defined (return BADVERS).

that's overkill.  any option not understood should just be ignored; use
of a new version should be reserved for occasions where the new signalling
is not in fact optional.

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