Technical Documentation

Management Port LEDs on a QFX3100 Director Device

The management port (labeled MGMT) on the QFX3100 Director device has two LEDs that indicate link/activity and speed (see Figure 1).

Figure 1: LEDs on the Management Port on a QFX3100 Director Device

Table 1 describes the Link/Activity and Speed LED.

Table 1: Link/Activity LED on the Management Port on a QFX3100 Director Device

LED	Color	State	Description
Link/Activity	Unlit	Off	There is no link established.
	Green	On steadily	A link is established, but there is no activity on the link.
	Green	Flickering	There is link activity.
Speed	Unlit	Off	10-Mbps link is established. However, if the Link/Activity LED is also unlit, this indicates there is no link established.
	Green	On steadily	100-Mbps link is established.
	Amber	On steadily	1-Gbps link is established.