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Installation Manual

H3C AR 18-2X Series Routers

Chapter 1 Product Overvie

1-4

III. LEDs

You can gather information about the status of the AR 18-21 and

its interfaces by reading the seven LEDs on its cover, as shown below.

Table 1-2 LEDs on the cover of the AR 18-21

LED Description

LAN1/LAN2/

LAN3/LAN4/

WAN0

OFF means no link is present.

ON means a link is present.

Blinking means data is being sent or/and received.

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 interfaces that the AR 18-21 provides are described as

follows:

1) Console port

Table 1-3 Attributes of the console port

Attribute Description

Connector

RJ45

Interface standard Asynchronous RS232

Baud rate

9600 (default) to 115200 bps

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 64 65

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HP AR 18 Router Series Installationshandbuch Seite 11