Sun Microsystems StorEdge X6767A, Installation Manual, Page: 35 / 68

Chapter -11
e. Right click on the qlc test and select
Test Parameter Options
.
f. Enable the
External Loopback Test
.
Note – If you do not use a loopback plug, you can connect the qlc port to storage
devices. In such a case, you will be testing both the qlc and the entire fiber loop.
g. Select
Start
to start the test.
Note –
If you select only the external loopback test, the different version diagnostic
tests will not be run and the delay time between tests will be set to zero. This is a
good way to test your fiber loop if you leave the qlc port attached to storage devices.