Apple Server Diagnostics - Manual (Page 51)

Appendix Server Diagnostics Test Reference 51
Bluetooth Tests
Test Estimated completion time Description
Bluetooth USB Interface 2 seconds Verifies USB interface between
host and Bluetooth.
MAC Address Verification 2 seconds Verifies MAC address isn’t all FFs
or 00s.
Bluetooth Power Cycle 10 seconds Verifies USB interface between
host and Bluetooth after turning
Bluetooth power off, and then
turning Bluetooth power on.
Ethernet Controller Tests
The availability of Ethernet controller tests depends on the Enternet controller installed
in the server.
Data loop tests can add to network traffic. Consider disconnecting from the network
before running the data loop tests.
Test Estimated completion time Description
MAC Address Verification 1 second Verifies MAC address isn’t all FFs
or 00s.
MAC Loopback 1 minute Verifies that there’s no data
mismatch between sent and
received data while looping
within the MAC (a sublayer of
the datalink layer in the ISO
network reference model).
PHY 1000 Loopback 20 seconds per port, 40 seconds
total Verifies that there’s no data
mismatch between sent and
received data while looping
within the physical transport
medium (PHY) at 1000 Mbps.
PHY Jumbo Packet Loopback 25 seconds per port, 50 seconds
total Verifies that there’s no data
mismatch between sent and
received jumbo packet data
while looping within the
physical transport medium
(PHY) at the the highest
supported speed.