56
•
For ports adjacent to one another on the device, the peer ports on the distribution frame are
preferably not adjacent, for example:
{
If the device connects to one distribution frame, connect port 1 on the device to port 1 on the
distribution frame, port 2 on the device to port 3 on the distribution frame, and port 3 on the
device to port 5 on the distribution frame.
{
If the device connects to two distribution frames, connect port 1 on the device to port 1 on
distribution frame 1, port 2 on the device to port 1 on distribution frame 2, and port 3 on the
device to port 2 on distribution frame 1.
LEDs
System status LED
The system status LED shows the operating status of the switch.
Table 30 System status LED description
LED mark
Status
Description
SYS
Steady green
The switch is operating correctly.
Flashing green
The switch is performing power-on self test (POST).
Steady red
The system has failed POST, or a fault has occurred.
Flashing red
Some ports have failed POST.
Off
The switch is powered off or has failed to start up.
SFP+ port LED
Each SFP+ port has a status LED to show its operating status and activities.
Table 31 SFP+ port LED description
LED status
Description
Steady green
A transceiver module or cable has been correctly installed. The port has a link and
is operating at 10 Gbps.
Flashing green
The port is sending or receiving data at 10 Gbps.
Steady yellow
A transceiver module or cable has been correctly installed. The port has a link and
is operating at 1 Gbps.
Flashing yellow (3 Hz) The port is sending or receiving data at 1 Gbps.
Off
No transceiver module or cable has been installed or no link is present on the port.
QSFP+ port LED
Each QSFP+ port has a status LED to show its operating status and activities.