Which two statements are correct regarding TLVs in IS-IS? admin 7 years ago Which two statements are correct regarding TLVs in IS-IS? (Choose two.) A.PDUs contain different TLVs. B.TLVs contain different PDUs. C.The TLV attributes are type, length, and value. D.The TLV attributes are time. Length, and variable. ← Previous question Next question →