Which three IS-IS TLVs are used to support MPLS traffic engineering? seenagape 11 years ago Which three IS-IS TLVs are used to support MPLS traffic engineering? (Choose three). A.extended TLV 22 B.extended TLV 23 C.extended TLV 134 D.extended TLV 135 E.extended TLV 136 F.extended TLV 138 ← Previous question Next question →