o address tower-set Number of the destination for loopback messages, in the form of a protocol tower. Specify either this argument or the name argument. o count integer Default: 1 Value: 0-4294967295 Number of loop messages to be sent to the loop mirror. The test is complete when this number of loop messages has been reflected back by the loop mirror. o format hex-string Default: 55 Value: 00-FF Content of the data field of a loop message. Enter a pair of hexadecimal digits. Each octet in the data field of a loop message has this value. o length integer Default: 40 Value: 0-65534 Length, in octets, of the data field in each loop message. o name full-name DNS name of the node to which loopback messages are sent. Specify either this argument or the address argument, but not both.