无法从 SnapCenter 服务器添加主机

适用于

• SnapCenter 服务器 4.x
• 适用于 SQL 的 SnapCenter 插件
• ONTAP 9

问题

• SnapCenter Server 无法在 SnapManagerWeb_X.log 中添加主机，并显示以下错误

  示例：

 2020-04-06T14:01:10.0843263+08:00 DEBUG SnapManagerWeb_269 PID=[9760] TID=[157] Request Data: ****************************
 2020-04-06T14:01:11.1155984+08:00 ERROR SnapManagerWeb_269 PID=[9760] TID=[157] Exception in method: InvokeXML.
System.Net.WebException: Can not connection reomte server ---> System.Net.Sockets.SocketException: No connection       could be made because the target machine actively refused it 130.97.122.54:8145
  at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress)
    --- End of inner exception stack trace ---
  at System.Net.WebClient.UploadDataInternal(Uri address, String method, Byte[] data, WebRequest& request)
  at System.Net.WebClient.UploadString(Uri address, String method, String data)
 2020-04-06T14:01:11.1155984+08:00 DEBUG SnapManagerWeb_269 PID=[9760] TID=[157] Plug-in discovery failed. Error: No      connection could be made because the target machine actively refused it 130.97.122.54:8145SnapCenter is able to ping and   telnet to the port 8145 of the host