IANA has allocated GENEVE option class 0x0162 for nat64.net. Below you will find a table of option types allocted from within this option class.

Option type	Name	Specification	Example implementation
0x00 - 0x7f	Reserved non-critical
0x80	GENEVE through NAT64	spec	Endpoint PoC
0x81 - 0xff	Reserved critical

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