Installation Manual
H3C AR 18-2X Series Routers
Chapter 1 Product Overview
1-14
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 1-10
LEDs on the cover of the AR 18-23-1/18-23S-1
LED
Description
LINK/ACT
OFF means no link is present.
ON means a link is present.
Blinking means data is being sent or/and
received.
ETH0/
ETH1/
ETH2/
ETH3
SPEED
OFF means the link rate is 10 Mbps.
ON means the link rate is 100 Mbps.
SYS
Blinking means the system is operating
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.