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Chapter 1 Overview
Front Panel LEDs
1-6
Cisco 815 Integrated Services Router Hardware Installation Guide
OL-9558-01
Use the back panel LEDs during router installation to confirm that you have
correctly connected all the cables to the router.
Front Panel LEDs
Use the router front panel LEDs to determine network activity and status on the
Ethernet port and on the WIC ports. The front panel LEDs are shown in Figure 1-6
and described in Table 1-4.
Table 1-3 Back Panel LEDs
LED Label Color Description
WIC0 OK Green On when the WIC is correctly installed in the card slot.
There are 2 LEDS associated with the WIC-4ESW: The right
LED, which is labeled LNK, and the left LED, which is
labeled ACT. The LNK (physical layer link) LED is on when
the Cisco IOS software recognizes the switch and the
connection is up. The ACT (activity) LED indicates that data
is being transmitted or received on the slot.
FDX Green On solid—Ethernet port is operating in full-duplex mode.
Off—Ethernet port is operating in half-duplex mode.
100 Green On solid—Ethernet port is operating at 100 Mbps.
Off—Ethernet port is operating at 10 Mbps.
LINK Green On when the Ethernet link is up.
MOD OK Green On when the VPN hardware encryption module is installed
and recognized by the Cisco IOS software.
WIC1 OK Green On when the WIC is correctly installed in the card slot.