Which of the following commands would test the loopback adapter of an internal NIC? seenagape 13 years ago Which of the following commands would test the loopback adapter of an internal NIC? A.ping 127.127.0.0 B.ping 127.127.1.0 C.ping 127.0.0.1 D.ping 127.1.1.1 ← Previous question Next question →