User Manual

2-2
■ Alarm Port
The alarm port is an RJ45 type, an interface for monitoring the external devices (such as alarm) when
monitoring external devices has failed.
■ MGMT Port
The MGMT port is an RJ45 type, an independent interface for Telnet or SSH.
2.1.2 LED Indications
The front panel LEDs indicate instant status of port links, data activity, system operation, stack status and
system power, and helps monitor and troubleshoot when needed.
XGS3-24042 LED Indication
Figure 2-1-3 XGS3-24042 LED panel
■ System
LED
Color
Function
PWR1/PWR2
Green
Lights to indicate that the Switch has power.
Off
Power is off.
SYS
Green
Lights to indicate the system diagnosis is completed.
Blinks to indicate power is off.
Mode
Green
Off to indicate the Ethernet LNK/ACT LED is displaying per port LNK/ACT
status
Blinks to indicate the Ethernet LNK/ACT LED is displaying unit stack ID status
within 45 seconds while pressing the Mode button
■ Ethernet Interfaces
LED
Color
Function
LNK/ACT
Green
Lights to indicate the link through that port is successfully established
Blinks to indicate that the switch is actively sending or receiving data over that
port.
Off
No flow goes through the port.