CAIQUUM-5308：AIQUMクライアント証明書の有効期限が切れると、ONTAPでmgmtgwd.certificate.expired EMSエラーが発生します。
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問題
- Once Active IQ Unified Manager (AIQUM) client certification expires, ONTAP generates mgmtgwd.certificate.expired EMS error periodically
- AIQUM doesn't have a feature to renew the expired client certificate
- An expired client certificate can prevent AIQUM from adding new clusters