Juniper Networks E-Series 사용자 설명서

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10
Troubleshooting
This chapter explains how you can troubleshoot a specific problem, such 
as abnormal LED activity or no system power, when you power up the 
router.
Diagnosing Problems
Your initial response to a system problem should be to:
1
Check power connections.
2
Observe the system’s LEDs carefully.
3
Check cable connections on the system modules.
If a problem is beyond the scope of this chapter, refer to 
 for further instructions.
Note: Running the show version and show hardware commands is often a good 
first step when trying to troubleshoot a problem.
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