Troubleshooting the MX2020 Host Subsystems
Description: The following alarms and LEDs indicate a problem with a host subsystem Control Board and Routing Engine (CB-RE):
A red alarm indicates that the host subsystem has been removed.
The red host subsystem
OFFLINELED on the craft interface is lit.
The green host subsystem
ONLINELED on the craft interface is not lit.
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 show chassis alarms command to view the alarms.