Installation Guide

TABLE 3 LEDs for 10/100/1000 Mbps ports
LED Position State Meaning
10/100/1000 Port LEDs
Lnk/Act Bottom Left On Link is up.
O Link is down.
Blinking Port is transmitting or receiving
trac
Lnk/Act Bottom Right On Link is up.
O Link is down.
Blinking Port is transmitting or receiving
trac
NOTE
The LEDs are located beneath the port connector.
TABLE 4 LEDs for 10-Gbps Ethernet ports
LED Port State Meaning
10-Gbps Port LEDs on devices with two 10-Gbps ports
Top Left hand port On The port is connected.
O No ber port connection exists.
Blinking Trac is being transmitted and
received on the ber port
Bottom Right hand port On The port is connected.
O No ber port connection exists.
Blinking Trac is being transmitted and
received on the ber port
10-Gbps Port LEDs on devices with four 10-Gbps ports
Top Left hand port On The port is connected.
O No ber port connection exists.
Blinking Trac is being transmitted and
received on the ber port
Bottom Right hand port On The port is connected.
O No ber port connection exists.
Blinking Trac is being transmitted and
received on the ber port
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.
Hardware features
ExtremeSwitching CES 2000 Series and ExtremeRouting CER 2000 Series Hardware Installation Guide
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