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徵兆 

Microsoft Exchange 2019 離線通訊錄 (在組織原則中啟用 BlockLegacyAuthOfflineAddressBook 時,OAB) 陰影下載要求失敗。  

解決方案 

若要修正此問題,請安裝下列累積更新: 

Exchange Server 2019 的累積更新 14 或 2019 年 Exchange Server 日之後的累積更新

其他資訊

您也必須從提升許可權的 Exchange 管理命令介面 (EMS) 執行下列命令來建立覆寫設定,以啟用修正程式: 

  • New-SettingOverride -Name "Enable block legacy auth OAB fix" -Component Auth -Section ServerToServerNtlmAllowed  -Parameters ("Enabled=True") -Reason "Fix OAB block legacy auth issue"
  • Get-ExchangeDiagnosticInfo -Process Microsoft.Exchange.Directory.TopologyService -Component VariantConfiguration -Argument Refresh
  • Restart-Service -Name W3SVC, WAS -Force

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