PEN,Value,Name,Reference
0,0,Experimental,[RFC6876]
0,1,Version Request,[RFC6876]
0,2,Version Response,[RFC6876]
0,3,SASL Mechanisms,[RFC6876]
0,4,SASL Mechanism Selection,[RFC6876]
0,5,SASL Authentication Data,[RFC6876]
0,6,SASL Result,[RFC6876]
0,7,PB-TNC Batch,[RFC6876]
0,8,PT-TLS Error,[RFC6876]
0,9-4294967294,Unassigned,
0,4294967295,Reserved,[RFC6876]