Extreme Networks ExtremeSwitching CES 2000 Series Hardware Installation Manual page 28

Hardware features
TABLE 3 LEDs for 10/100/1000 Mbps ports
LED
10/100/1000 Port LEDs
Lnk/Act
Lnk/Act
NOTE
The LEDs are located beneath the port connector.
TABLE 4 LEDs for 10-Gbps Ethernet ports
LED
10-Gbps Port LEDs on devices with two 10-Gbps ports
Top
Bottom
10-Gbps Port LEDs on devices with four 10-Gbps ports
Top
Bottom
NOTE
The LEDs are located adjacent to the port connector.
Network interfaces
This section describes the port types in the CES 2000 Series, CER 2000 Series devices.
10/100/1000 Mbps ports
The 10/100/1000 ports on the device use auto-sensing and auto-negotiating to determine the speed (10 Mbps, 100 Mbps, or 1000
Mbps) and duplex mode (full-duplex or half-duplex) of the port at the other end of the link and adjust port speed accordingly.
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Position
Bottom Left
Bottom Right
Port
Left hand port
Right hand port
Left hand port
Right hand port
ExtremeSwitching CES 2000 Series and ExtremeRouting CER 2000 Series Hardware Installation Guide
State
On
Off
Blinking
On
Off
Blinking
State
On
Off
Blinking
On
Off
Blinking
On
Off
Blinking
On
Off
Blinking
Meaning
Link is up.
Link is down.
Port is transmitting or receiving
traffic
Link is up.
Link is down.
Port is transmitting or receiving
traffic
Meaning
The port is connected.
No fiber port connection exists.
Traffic is being transmitted and
received on the fiber port
The port is connected.
No fiber port connection exists.
Traffic is being transmitted and
received on the fiber port
The port is connected.
No fiber port connection exists.
Traffic is being transmitted and
received on the fiber port
The port is connected.
No fiber port connection exists.
Traffic is being transmitted and
received on the fiber port
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