Quidway AR 28 Series Routers Installation Manual Chapter 2 System Specifications
Huawei Technologies Proprietary
2-9
LED Description
LAN0
Fixed Ethernet interface 0 LED.
This LED displays data transmission/receiving status on the
fixed Ethernet interface.
OFF means no data is being transmitted or received.
Blinking means data is being transmitted and/or received.
LAN1
Fixed Ethernet interface 1 LED.
This LED displays data transmission/receiving status on the
fixed Ethernet interface.
OFF means no data is being transmitted or received.
Blinking means data is being transmitted and/or received.
Table 2-6 LEDs on the rear panel of the AR 28-12/28-13
LED Description
LINK
ON means a link is present.
OFF means no link is present.
ACT
OFF means no data is being transmitted or received.
Blinking means data is being transmitted and/or received.
Table 2-7 LEDs on the rear panel of the AR 28-14
LED Description
LINK/ACT
ON means carrier is detected.
OFF means no carrier is detected.
Blinking means data is being transmitted and/or received.
LP/AL
ON means the interface is placed in a loopback.
Blinking means an AIS, LFA, or RAI alarm is present.
OFF means loopback is disabled and no alarm is present.
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