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The XG Series hardware appliances will reach end-of-life (EOL) on March 31, 2025. Click here to see the XG to XGS migration documentation.

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https://docs.sophos.com/nsg/sophos-firewall/20.0/Help/en-us/webhelp/onlinehelp/index.html?contextId=backup-restore-checklist

Backup-restore checklist

You can restore configuration backups from one firewall to another, including from models with more ports to those with fewer ports.

"To see the backup-restore checklist, go to the tab relevant to your requirement.

  1. Check the compatibility as follows:

    1. Make sure the firewall models are compatible.

    2. Make sure the SFOS versions are compatible. See the upgrade information in Release notes.

  2. Make sure you do as follows:

    1. Keep the Secure storage master key at hand. See Secure storage master key.
    2. Keep the backup encryption password at hand.

    3. Take a backup from a 19.5 MR4 or later version to use the Backup-restore assistant.

      The assistant shows the firewall's default inteface mapping when you're restoring the backup. You can change this default mapping.

  1. Make sure the SFOS versions are compatible. See the upgrade information in Release notes.

  2. Make sure you do as follows:

    1. Keep the Secure storage master key at hand. See Secure storage master key.
    2. Keep the backup encryption password at hand.

    3. Take a backup from a 19.5 MR4 or later version to use the Backup-restore assistant.

      The assistant shows the firewall's default inteface mapping when you're restoring the backup. You can change this default mapping.

  3. Meet the HA requirements as follows:

    1. Meet the Dedicated HA link port's requirements. See Key interface mapping concepts.

    2. To restore an HA backup, configure HA in the new firewall cluster, then restore the backup to the primary device.

      Alternatively, restore the backup, then configure HA.See Backup-restore in HA.

  1. Make sure the SFOS versions are compatible. See the upgrade information in Release notes.

  2. Keep the Secure storage master key at hand. See Secure storage master key.

  3. Keep the backup encryption password at hand.

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