當完成Exchange 2010憑證安裝後會發生如下的錯誤訊息

發生此錯誤訊息的主要原因為憑證授權不被信任,要解決這問題必須安裝受信任的企業根憑證才行,所以請到可下載的憑證網頁,點選 Download a CA Certificate, Certificate Chain, or CRL

接著點選下載 Download the CA Certificate or CA Certificate Chain 並且存放

完成上述的憑證下載後,開啟一個新的MMC(開始 - > 執行,mmc.exe)並新增Certificates Snap-in ,接著選擇電腦帳戶且選擇本機電腦,完成新增Snap-in
完成新增Snap-in 後,在Console Root找到Trusted Root Certification Authorities,展開路徑找到"憑證"選單,點選"憑證"且按右鍵選擇"所有任務",然後選擇"匯入",匯入下載的CA Certificate or CA Certificate Chain

瀏覽找到剛您所下載的CA Certificate or CA Certificate Chain

選擇CA Certificate or CA Certificate Chain匯入,並將CA Certificate or CA Certificate Chain匯入且置於 Trusted Root Certification Authorities store

完成CA Certificate or CA Certificate Chain匯入後,接著重新整理Exchange Management Console,在Exchange Management Console上確認所匯入的CA Certificate or CA Certificate Chain已被授權信任