The show environment Command

Table 5

Cisco 3800 Series LED Indicators (continued)

 

 

 

 

 

 

 

LED

 

3825

3845

Color and State

Meaning

 

 

 

 

 

GE0: Speed

Rear

Rear

Blinking green

Blink frequency indicates port speed

 

 

 

 

 

1 blink per second: 10 Mbps

 

 

 

 

 

2 blinks per second: 100 Mbps

 

 

 

 

 

3 blinks per second: 1000 Mbps

 

 

 

 

 

 

GE1: Link

 

Rear

Rear

Off

No link

 

 

 

 

 

 

 

 

 

 

Green

Ethernet cable present, link established

 

 

 

 

 

GE1: Speed

Rear

Rear

Blinking green

Blink frequency indicates port speed

 

 

 

 

 

1 blink per second: 10 Mbps

 

 

 

 

 

2 blinks per second: 100 Mbps

 

 

 

 

 

3 blinks per second: 1000 Mbps

 

 

 

 

 

 

PS1

 

Front

Off

Power supply 1 not present

 

 

 

 

 

 

 

 

 

 

Steady green

Present and enabled

 

 

 

 

 

 

 

 

 

 

Amber

Present and off or malfunctioning

 

 

 

 

 

 

PS2

 

Front

Off

Power supply 2 not present

 

 

 

 

 

 

 

 

 

 

Steady green

Present and enabled

 

 

 

 

 

 

 

 

 

 

Amber

Present and off or malfunctioning

 

 

 

 

 

 

The show environment Command

The show environment command can help you monitor and troubleshoot router power and ventilation status.

This is an example of the output of the show environment command for a Cisco 3825 router with an AC power supply and no Redundant Power System:

Router# show environment

Redundant Power System is not present.

SYS PS1 is present.

Type: AC

AUX (-48V) PS1 is absent.

Fan 1 Normal

Fan 2 Normal

Fan 3 Normal

Fan Speed is Normal

Alert settings:

Intake temperature warning: Enabled, Threshold: 50

Core temperature warning: Enabled, Threshold: 70 (CPU: 95)

Board Temperature: Normal

Internal-ambient temperature = 29, Normal

CPU temperature = 46, Normal

Intake temperature = 31, Normal

Voltage 1(3300) is Normal, Current voltage = 3316 mV

Voltage 2(5150) is Normal, Current voltage = 5210 mV

Voltage 3(2500) is Normal, Current voltage = 2525 mV

Voltage 4(1200) is Normal, Current voltage = 1191 mV

Troubleshooting Cisco 3800 Series Routers

 

OL-5972-01

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Cisco Systems OL-5965-01 warranty Show environment Command, PS1

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