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- Ensure that the current central server's software is updated to version 6.20.0/1 or 6.21.0.
- Review the Central Server Installation Guide.
- If you are upgrading a cluster, review the Central Server High Availability Installation Guide
On the current server, use the admin UI to take a backup of the central server configuration and download it to a safe location.
- Note that the backup does not include X-Road admin user account(s).
- In a clustered setup, take a configuration backup from each node.
- Prepare to update your network configuration.
- After the upgrade, you may need to change the upgraded server's IP address(es) to match the old addresses and/or update DNS, firewall, NAT, or other network configuration so that security servers and configuration proxies can reach the upgraded server.
- The exact steps depend on your network setup and are not covered in this guide.
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- Do a clean install of central server software version 6.20.0/1 or 6.21.0 (N.B.! must be the same version from which the backup was taken)on Ubuntu 18.04 (see the X-Road Central Server Installation Guide)
- Restore the central server configuration from the backup
- see the Central Server User Guide, section 13.3 for details
Verify that the central server services are running and the system is functioning.
- Switch over to the new server
- e.g. change the new server's IP address(es) to match the old addresses and/or update DNS, firewall, NAT, or other network configuration.
- e.g. change the new server's IP address(es) to match the old addresses and/or update DNS, firewall, NAT, or other network configuration.
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