Backup all the important files such as flash backup, tar log tech, WMS database and licenses to the external TFTP server.
The following files will be backup,
The TFTP server is a simple file transfer protocol using UDP port 69. It is a common utility available on Linux and Windows platforms. Some common TFTP servers are:
Aruba Mobility Controller 3400 running AOS 22.214.171.124 build 38111
If the controller or the server is protected by the firewall. Make sure that UDP port 69 is allows in your firewall policy. Other common problems are:
External: An Wikipedia article explaining what TFTP server is?
Knowledge Base Article : How to backup and restore the configuration?
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