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Extreme Management Center fails to archive wireless controller - Devices Reported Failed to restore configuration or File Not Found

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TitleExtreme Management Center fails to archive wireless controller - Devices Reported Failed to restore configuration or File Not Found
Symptoms
  • Extreme Management Center unable to archive controller using SCP
  • Archive from the controller gui to the Extreme Management Center SCP server works
  • Error File not Found or Failed to Restore Configuration is reported
Environment
  • Extreme Management Center
  • Extreme Wireless Controller
  • SCP server
Cause
  • The transfer is using a null IP address rather than the SCP server's IP  (this may be seen in a trace)
  • Error noted in server.log is 2017-08-08 11:34:34,468 ERROR [stderr] Could not Resolve Local Host name: java.net.UnknownHostException: <empty>: System error
Resolution
  • Set the server using a typed in IP address rather than the checkbox for Use Server IP
    • Right click on the Extreme Wireless Controller and select Set Configuration
    • Select SCP Properties
    • Uncheck the box for use server IP and manually type in the SCP server IP address
    • Click okay
  • Resolve the issue with local host name by checking /etc/hosts and making sure the server is defined
Additional notes

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