Value,Protocol,Reference
0,No routing protocol required,[RFC1552]
1,Reserved,[RFC1552]
2,Novell RIP/SAP required,[RFC1552]
3,Unassigned,
4,Novell NLSP required,[RFC1552]
5,Novell Demand RIP required,[RFC1582]
6,Novell Demand SAP required,[RFC1582]
7,Novell Triggered RIP required,[Richard_Edmonstone]
8,Novell Triggered SAP required,[Richard_Edmonstone]