Migration from Plesk 9.5.4 failed with error: " System.Net.Sockets.SocketException: A connection attempt failed "

Created:

2016-11-16 13:24:03 UTC

Modified:

2017-04-24 11:36:54 UTC

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Migration from Plesk 9.5.4 failed with error: " System.Net.Sockets.SocketException: A connection attempt failed "

Applicable to:

  • Plesk for Windows

Symptoms

Migration from Plesk 9.5.4 is failed to start. The following error can be found in '%plesk_dir%\\PMM\\msessions\\12..34\\migration.log' :

System.Net.Sockets.SocketException: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed  because connected host has failed to respond <source_server_IP>:6489

Cause

  1. Firewall blocks traffic on source port 6489.

  2. Traffic is filtered by intermediary host.

Resolution

  1. Check if source server port 6489 is allowed in windows firewall.

  2. Check if it is accessible from destination server. Telnet should establish the connection:

    telnet <source_server_IP> 6489
    Connecting To <source_server_IP>...
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