Front Panel Leds - Cisco 1721 Hardware Installation Manual

Chapter 1 Cisco 1721 Router Overview
Table 1-2 Back Panel Connectors (continued)
Connector/Slot
WIC slot 0
(WIC0)
WIC slot 1
(WIC1)
Table 1-3 Back Panel LEDs
LED Label Color
WIC0 OK Green
FDX Green
100 Green
LINK Green
MOD OK Green
WIC1 OK Green

Front Panel LEDs

78-13834-02
Label/Color
No label
No label
Use the back panel LEDs during router installation to confirm that you have
correctly connected all the cables to the router.
Description
On when a WIC is correctly inserted in the card slot.
On solid—Ethernet port is operating in full-duplex mode.
Off—Ethernet port is operating in half-duplex mode.
On solid—Ethernet port is operating at 100 Mbps.
Off—Ethernet port is operating at 10 Mbps.
On when the Ethernet link is up.
On when the VPN hardware encryption module is installed and
recognized by the IOS.
On when a WIC is correctly inserted in the card slot.
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 illustrated in
Figure 1-3 and described in
Description
Supports one Cisco WIC. For detailed information, refer
to the Cisco WAN Interface Cards Hardware Installation
Guide, which comes with every card.
Supports one Cisco WIC. For detailed information, refer
to the Cisco WAN Interface Cards Hardware Installation
Guide, which comes with every card.
Table 1-4.
Cisco 1721 Router Hardware Installation Guide
Front Panel LEDs
1-5