X-Type,Description,Reference 0,Reserved, 1,AUTH_ENT_ID,[RFC3520] 2,SESSION_ID,[RFC3520] 3,SOURCE_ADDR,[RFC3520] 4,DEST_ADDR,[RFC3520] 5,START_TIME,[RFC3520] 6,END_TIME,[RFC3520] 7,RESOURCES,[RFC3520] 8,AUTHENTICATION_DATA,[RFC3520] 9-127,Unassigned, 128-255,Reserved,