HP AR 18 Router manual ETH0 LINK/ACT

Installation Manual	Chapter 1 Product Overview
H3C AR 18-2X Series Routers

III. LEDs

You can gather information about the status of the AR 18-23-1/18-23S-1 and its interfaces by reading the ten LEDs on its cover, as shown below.

Table 1-10LEDs on the cover of the AR 18-23-1/18-23S-1

LED		Description
		OFF means no link is present.
ETH0/	LINK/ACT	ON means a link is present.
		Blinking means data is being sent or/and
ETH1/
ETH2/		received.
ETH3
	SPEED	OFF means the link rate is 10 Mbps.
		ON means the link rate is 100 Mbps.
		Blinking means the system is operating
SYS		normally.
		Steady ON or OFF means the system is
		improperly operating.
PWR		OFF means no power is being supplied.
		ON means power is being supplied.

IV. Interface attributes

The AR 18-23-1/18-23S-1 provides a consol port and 10/100 Mbps Ethernet interfaces. Refer to 1.2.1 IV. for attributes detail.

The ETHO/ETH1 interface supports only MDI other than MDI/MDIX autosensing. Other Ethernet interfaces share the same attributes with the AR 18-21.

1-14