Which two [2] items are required for you to connect to a CX500 via the serial port? seenagape 12 years ago Which two [2] items are required for you to connect to a CX500 via the serial port? A.RJ45 to DB9 adapter B.DB9 to RJ12 adapter C.Straight thru cable D.Crossover cable E.Null modem cable ← Previous question Next question →