> Protocol = Nghi thu+'c Protocol trong nghi~a thuo+`ng du`ng co`n la` Bie^n ba?n. O*? Bo^. Ngoa.i giao Ta thi` la` Le^~ ta^n, o+? BNG Ta`u thi` la` Le^~ nghi. > Scenario = Tinh huong Hay. > Ve^` Giao die^.n to^i chu+a tha^'y thoa?i ma'i.gio^'ng nhu+ hai ma(.t > ca('t nhau va^.y. Go.i Interface la` Tie^'p die^.n co' dduo+.c kho^ng? La^m.