Suboption,Command,Reference
0,AUTH,[RFC1411]
1,REJECT,[RFC1411]
2,ACCEPT,[RFC1411]
3,CHALLENGE,[RFC1411]
4,RESPONSE,[RFC1411]
5,FORWARD,[Derrick_Brashear]
6,FORWARD-ACCEPT,[Derrick_Brashear]
7,FORWARD-REJECT,[Derrick_Brashear]
8,EXP,[Thomas_Wu]
9,PARAMS,[Thomas_Wu]