Troubleshooting The Mx2020 Mics - Juniper MX2020 Hardware Manual

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Troubleshooting the MX2020 MICs

The green host subsystem

To troubleshooting the host subsystems:

Check the LEDs on the faceplate of each CB-RE.

Check the LEDs on the craft interface.

Use the CLI to check the alarms.

Standalone MX2020 router—Issue the

MX2020 Host Subsystem Description on page 57

MX2020 Craft Interface Description on page 37

Description: A MIC LED lit red indicates a problem with the MIC.

To troubleshoot a MIC:

Check the status of each port on a MIC by looking at the LED located on the MIC

faceplate. For information about the meaning of LED states on different MICs. For

more information, see the

Check the status of a MIC by issuing the

The MIC slots in the MPC are labeled

user@host> show chassis fpc pic-status

Chapter 27: Troubleshooting Components

LED on the craft interface is not lit.

show chassis alarms

MX Series Interface Module Reference

show chassis fpc pic-status

MPC4E 3D 2CGE+8XGE

MPCE Type 3 3D

MPC Type 2 3D

10x 1GE(LAN) SFP

MPC4E 3D 32XGE

MPC 3D 16x 10GE

MPC4E 3D 32XGE

command to view the

CLI command.

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