Cisco Systems C3850NM210G Manual De Usuario
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Catalyst 3850 Switch Hardware Installation Guide
OL-26779-02
Chapter 1 Product Overview
Front Panel
Network Module LEDs
Figure 1-6
Network Module LEDs
1
G1 LED
3
G3 LED
2
G2 LED
4
G4 LED
Table 1-11
Network Module LEDs
Color
Network Module Link Status
Off
Link is off.
Green
Link is on; no activity.
Blinking green
Activity on a link; no faults.
Note
The LED will blink green even when there is very little
control traffic.
control traffic.
Blinking amber
Link is off due to a fault or because it has exceeded a limit set in the
switch software.
switch software.
Caution
Link faults occur when noncompliant cabling is
connected to an SFP or SFP+ port. Use only
standard-compliant cabling to connect to Cisco SFP and
SFP+ ports. You must remove from the network any cable
or device that causes a link fault.
connected to an SFP or SFP+ port. Use only
standard-compliant cabling to connect to Cisco SFP and
SFP+ ports. You must remove from the network any cable
or device that causes a link fault.
Amber
Link for the SFP or SFP+ has been disabled.
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C3850-NM-4-1G
Catalyst 3850 48 PoE+