rfc9868v2.txt		rfc9868.txt
	skipping to change at line 1633 ¶		skipping to change at line 1633 ¶
	>> Options MUST NOT be modified in transit. This includes those		>> Options MUST NOT be modified in transit. This includes those
	already defined as well as new options.		already defined as well as new options.
	>> New options MUST NOT require or allow that any UDP Options		>> New options MUST NOT require or allow that any UDP Options
	(including themselves) or the remaining surplus area be modified in		(including themselves) or the remaining surplus area be modified in
	transit.		transit.
	>> All options MUST indicate whether they can be used per-fragment		>> All options MUST indicate whether they can be used per-fragment
	and, if so, MUST also indicate how their success or failure is		and, if so, MUST also indicate how their success or failure is
	reported to the user. It is RECOMMENDED that options be useful per-		reported to the user. It is RECOMMENDED to support UDP Options for
	fragment; it is also RECOMMENDED that options used per-fragment be		each fragment; it is also RECOMMENDED that options used for each
	reported to the user as a finite aggregate (e.g., a sum, a flag,		fragment be reported to the user as a finite aggregate (e.g., a sum,
	etc.) rather than individually.		a flag, etc.) rather than individually.
	With one exception, UNSAFE options are used when UDP user data needs		With one exception, UNSAFE options are used when UDP user data needs
	to be modified:		to be modified:
	* >> The FRAG option modifies UDP user data, splitting it across		* >> The FRAG option modifies UDP user data, splitting it across
	multiple IP packets. UNSAFE options MAY modify the UDP user data,		multiple IP packets. UNSAFE options MAY modify the UDP user data,
	e.g., by encryption, compression, or other transformations. All		e.g., by encryption, compression, or other transformations. All
	other (SAFE) options MUST NOT modify the UDP user data.		other (SAFE) options MUST NOT modify the UDP user data.
	14. Option Inclusion and Processing		14. Option Inclusion and Processing
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