PowerProtect：伺服器 DR 複寫組態工作失敗

Summary: PowerProtect Data Manager 伺服器 DR 複寫組態工作失敗，並顯示「無法建立與 Data Domain 的連線」。修正方法是為伺服器 DR 啟用複寫。

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Symptoms

按一下 PowerProtect Data Manager 災難回復 （DR） 備份的「啟用複寫」後，組態工作失敗，並出現「無法建立與 Data Domain 的連線」錯誤。  
UI 中的災難回復組態功能表 

serverdr.log有以下訊息或記錄錯誤。

2022-08-29T05:56:37.455Z INFO [] [SimpleAsyncTaskExecutor-4] [][][][][] [c.e.b.s.common.SshManager.connect(121)] - *******timeout: socket is not established*******
2022-08-29T05:56:37.455Z INFO [] [SimpleAsyncTaskExecutor-4] [][][][][] [c.e.b.s.common.SshManager.sendCommand(143)] - Could not connect to the host <DD_hostname> with username: <DD_username> password: *****
...
2022-08-29T05:58:07.483Z INFO [] [SimpleAsyncTaskExecutor-4] [][][][][] [c.e.d.e.c.s.c.s.i.AutoConfigServiceImpl.configureStorageUnitForReplicationTarget(5748)] - configureStorageUnitForReplicationTarget exception: com.emc.dpsg.ecdm.cs.serverdr.core.exception.SdrException: SDR_REPL_SSH_NULL_ERROR code=500 reason="Unable to establish connection to Data Domain <DD_hostname>, received null response" remediation="none"

Cause

PowerProtect Data Manager 無法與來源和/或複寫 Data Domain 或兩者建立 SSH 連線。 
 

Resolution

若要啟用伺服器 DR 的複製，PowerProtect 會使用 SSH （連接埠 22） 連線至複寫來源和目標 DD 儲存系統。
來源和目標 DD 系統的連接埠 22 必須開放至 PowerProtect 伺服器。
 

Affected Products

PowerProtect Data Manager
Article Properties
Article Number: 000202899
Article Type: Solution
Last Modified: 11 Dec 2025
Version:  5
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