xxvi ! Table of Contents
JUNOS Internet Software Network Operations Guide: Hardware
Chapter 47 Monitoring Redundant CFEBs 617
Understanding Redundant CFEBs ................................................................618
Displaying Redundant CFEB Hardware Information.....................................620
Displaying CFEB Mastership.........................................................................620
Check CFEB LEDs..................................................................................620
Display the CFEB Status.........................................................................621
Display CFEB Alarms ...................................................................................621
Verifying CFEB Failure .................................................................................621
Returning the CFEB......................................................................................621
Chapter 48
Monitoring Redundant HCMs 623
Understanding Redundant HCMs .................................................................624
Displaying Redundant HCM Hardware Information .....................................625
Displaying HCM Status and Mastership ........................................................625
Check the HCM LEDs.............................................................................625
Check the HCM Environmental Status ...................................................626
Switching HCM Mastership ..........................................................................627
Displaying HCM Alarms ...............................................................................628
Verifying HCM Failure..................................................................................628
Performing a Swap Test on an HCM ............................................................629
Returning an HCM .......................................................................................629
Part 11 Appendices
Appendix A Command-Line Interface Overview 633
CLI Operational Mode ..................................................................................633
Using the CLI Operational Mode ............................................................635
Entering the CLI Operational Mode .................................................636
Getting Help on Commands at a Hierarchy Level ............................636
Getting Help About Commands.......................................................636
Having the CLI Complete Commands..............................................638
Using CLI Command Completion ....................................................638
Displaying CLI Command History ...................................................639
CLI Configuration Mode ...............................................................................639
Configuration Statements and Identifiers...............................................641
Configuration Statement Hierarchy .......................................................644
Using the CLI Configuration Mode .........................................................645
Entering Configuration Mode ..........................................................646
Exiting Configuration Mode.............................................................647
Moving Among Levels of the Hierarchy...........................................647
Displaying the Current Configuration ..............................................647
Modifying the Configuration............................................................649
Removing a Statement....................................................................649
Running Operational Mode CLI Commands from Configuration
Mode ........................................................................................649
Displaying Configuration Mode Command History .........................650
Committing a Configuration............................................................650
Saving a Configuration to a File ......................................................651
Returning to a Previously Committed Configuration .......................651
Getting Help About Statements .......................................................653