Value,Sub-TLV,Reference
0,Reserved,[RFC6827]
1-11,Unassigned,
12,Inter-RA Export Upward sub-TLV,[RFC6827]
13,Inter-RA Export Downward sub-TLV,[RFC6827]
14-32767,Unassigned,
32768-32777,Reserved for Experimental Use,[RFC6827]
32778-65535,Reserved,[RFC6827]