Front Panel Leds - Cisco 1721 Hardware Installation Manual
Chapter 1
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Also See for 1721:
- Hardware installation manual (92 pages) ,
- Hardware troubleshooting (12 pages) ,
- User manual (48 pages)
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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
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