Juniper Networks EX2200 - Manual (Page 32)

A minor alarm (amber) indicates a noncritical condition that requires monitoring or
maintenance. A minor alarm that is left unchecked might cause interruption in service or
performance degradation.
Both LEDs can be lit simultaneously.
You can view the colors of the two LEDs remotely through the CLI by issuing the
operational mode command
show chassis led .
Related
Documentation
Front Panel of an EX2200 Switch on page 5 •
• Checking Active Alarms with the J-Web Interface
• Understanding Alarm Types and Severity Levels on EX Series Switches
Network Port and Uplink Port LEDs in EX2200 Switches
Each network port and uplink port on the front panel of an EX2200 switch has two LEDs
that indicate link/activity and port status. See Figure 5 on page 12 and Figure 6 on page 12.
Figure 5: LEDs on the Network Ports on the Front Panel
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
g027005
0
1
Link/Activity LED Status LED
Figure 6: LEDs on the Uplink Ports and Port Status Mode LEDs
g027007
0 1 2
SYS ALM SPD
DX
EN
POE
3
Port 1 Port 2 Port 3
Mode
button
Link/Activity
LED Status
LED
Port 0
Port status
mode LEDs
Table 5 on page 12 describes the Link/Activity LED.
Table 5: Link/Activity LED on the Network Ports and Uplink Ports in EX2200 Switches
State and Description Color LED
• Blinking—The port and the link are active, and there is link activity.
• On steadily—The port and the link are active, but there is no link activity.
• Off—The port is not active.
Green Link/Activity
Copyright © 2010, Juniper Networks, Inc. 12
Complete Hardware Guide for EX2200 Ethernet Switches