Cisco Network 장비 Log Filter 설정 로그 기록을 보면 Jun 21 12:01:32.493 KST: %PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not responding Jun 21 12:01:37.477 KST: %PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not respondingJun 21 12:01:42.493 KST: %PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not respondingJun 21 12:01:47.491 KST: %PLATFORM_ENV-1-FRU_PS_ACCESS: FRU Power Supply is not respo..