10/100/1000BASE-T Port LEDs
The following table describes 10/100/1000BASE-T port LEDs (items 1 and 2 in
Figure 2).
LED
Description
Link
Link speed on port
•
Off: No link is up.
•
Solid green: The port is operating at 1000 Mbps.
•
Solid yellow: The port is operating at 10/100 Mbps.
Activity
Data transmission on port
•
Off: No transmit/receive activity and PoE power is off.
•
Flashing green: The port is actively transmitting/
receiving and PoE power is off.
•
Flashing yellow: No transmit/receive activity and PoE
power is on.
•
Solid yellow: No transmit/receive activity and PoE
power is on.
System LEDs
The following table describes the system LEDs on the C1048P front panel
(items 3 to 11 in Figure 2).
LED
Description
PE ID | Stack No. When the C1048P is online and connected to a C9010, a
scrolling port-extender ID (PE ID) from 0 to 255 is
displayed in the left LED and a fixed stack-unit ID number
from 0 to 7 is displayed in the right LED. If the C1048P is
not connected to a C9010, the PE ID LED is blank. For
more information, see Pre-provisioning a Port Extender.
9