Juniper Networks EX4200, EX3200 manual On page 25 describes the Link/Activity LED

Chapter 2: Component Descriptions

Figure 15: LEDs on the Management Port on an EX3200 Switch

Figure 16: LEDs on the Management Port on an EX4200 Switch

Table 9 on page 25 describes the Link/Activity LED.

Table 9: Link/Activity LED on the Management Port on an EX3200 or EX4200 Switch

LED	Color	State and Description
Link/Activity	Green	■ 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.

Table 10 on page 25 describes the Status LED (administrative status).

Table 10: Status LED on the Management Port on an EX3200 or EX4200 Switch

LED	Color	State and Description
Status	Green	■	On steadily—Administrative status is enabled.
		■	Off—Administrative status is disabled.

Management Port LEDs in EX3200 and EX4200 Switches ■ 25