Dell Brocade 6520 Command Reference Supporting Fabric OS v7.1.0 - Page 764

2 portDPortTest portDPortTest Initiates or terminates a D_Port test. SYNOPSIS portdporttest --start | --setarg [-nframes number | -time time] [-framesize size] [-pattern pat_name | -payload payload_pattern] [-fec] [-cr] [slot/]port_list portdporttest --stop [slot/]port_list portdporttest --restart [slot/]port_list portdporttest --show [slot/]port_list | all portdporttest --help DESCRIPTION Use this command to manually terminate or re-initiate testing on a diagnostic port (D_Port). The port must be configured as a D_Port and physically connected to a second D_Port on a remote switch. Refer to the portCfgDPort command for more information. The portdporttest --start command only needs to be issued on one end of the link. The D_Port test performs the following diagnostics: • An electrical loopback test (supported only on 16Gb SFPs capable of electrical loopback) • An optical loopback test (supported only on 16Gb SFPs capable of optical loopback) • A link traffic test • A link distance measurement Use the --setarg option to set the test parameters and exit. Use the --restart option to restart the test with the already configured parameters. Use the --show option with a port operand to display the test status for the specified ports at any time during the test or after the diagnostics has completed. The command output includes the following information for each configured D_Port: Port The port number on the local side of the link Remote WWN The world wide node name of the switch on the remote side of the link. Remote Port The port number on the remote side of the link Start time Date and time of test start End time Date and time of test completion Status On the link initiator, this field displays the overall test status as PASSED, FAILED, SKIPPED, or NOT STARTED (test in progress). On the link responder, the status displays PASSED, FAILED, or RESPONDER. 736 Fabric OS Command Reference 53-1002746-01