
Installation Manual
H3C AR 18-2X Series Routers
Chapter 1 Product Overvie
1-2
1.2 Hardware Features of the AR 18-2X
1.2.1 Hardware Features of the AR 18-21
I. Appearance
1) Ethernet LED LAN4 2) Ethernet LED LAN3
3) Ethernet LED LAN2 4) Ethernet LED LAN1
5) WAN LED (WAN0) 6) SYSTEM LED (SYS)
7) POWER LED (PWR)
Figure 1-1 Front view of the AR 18-21
1) Power switch 2) Power socket
3) Console port (CONSOLE) 4) Ethernet interface 1 (LAN1)
5) Ethernet interface 2(LAN2) 6) Ethernet interface 3 (LAN3)
7) Ethernet interface 4 (LAN4) 8) Grounding screw
9) WAN interface (WAN0)
Figure 1-2 Rear view of the AR 18-21
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