CONTAP-119131：SNMP故障发生时交换机风扇和电源误报警

问题描述

• 交换机运行状况监视器警报 SwitchFanNotPresent_Alert、SwitchPowerNotPresent_Alert 和 SwitchPowerUnknown_Alert 被反复引发和清除。
• 必须引发所有三个警报才能应用此问题
• 影响以下交换机型号：
• BES-53248
• N3K-C3232C
• N9K-C9336C-FX2
• N9K-C92300YC
• MSN2100-CB2FC、MSN2100-CB2RC
• X190006-PE、X190006-PI
• 事件日志报告多个警报，例如：
  hm.alert.raised: Alert Id = SwitchPowerUnknown_Alert , Alerting Resource = Switch1(Serial)/PowerSupply-1 raised by monitor ethernet-switch
hm.alert.raised: Alert Id = SwitchPowerNotPresent_Alert , Alerting Resource = Switch1(Serial)/PowerSupply-1 raised by monitor ethernet-switch
hm.alert.raised: Alert Id = SwitchFanNotPresent_Alert , Alerting Resource = Switch1(Serial)/Fan Module-1 raised by monitor ethernet-switch
  
• "system health alert show" 命令输出也显示这些警报