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Configuring Active / Active High Availability with two SonicWall firewall appliances

10/25/2021 80 People found this article helpful 205,967 Views

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    Description

    High Availability Active-Active Clustering with 2 units.

    Resolution

    Resolution for SonicOS 6.5

    This release includes significant user interface changes and many new features that are different from the SonicOS 6.2 and earlier firmware. The below resolution is for customers using SonicOS 6.5 firmware.


    1. Enable Active/Active Clustering under Manage | High Availability | Base Setup | General.
      Image

    2. Enter the Secondary/Backup unit's serial as Cluster Node ID 2 under High Availability | Base Setup | HA Devices & Nodes.
    3. On Cluster Node ID 1 set the Virtual Group 1 Rank as Owner and Virtual Group 2 Rank as Standby.
    4. On Cluster Node ID 2 set the Virtual Group 1 Rank as Standby and Virtual Group 2 Rank as Owner.
      Image

    5. Select Active/Active Clustering Link/Interface under HA | Settings | HA Interfaces.
      Image

    6. Status should look as below under Monitor | High Availability Status.
      Image

       NOTE: Stateful Failover will not be available in the above setup.



    Resolution for SonicOS 6.2 and Below

    The below resolution is for customers using SonicOS 6.2 and earlier firmware. For firewalls that are generation 6 and newer we suggest to upgrade to the latest general release of SonicOS 6.5 firmware.




    1. Enable Active/Active Clustering under HA |Settings | General.
      Image

    2. Enter the Secondary/Backup unit's serial as Cluster Node ID 2 under HA | Settings | HA Devices & Nodes.
    3. On Cluster Node ID 1 set the Virtual Group 1 Rank as Owner and Virtual Group 2 Rank as Standby.
    4. On Cluster Node ID 2 set the Virtual Group 1 Rank as Standby and Virtual Group 2 Rank as Owner.Image

    5. Select Active/Active Clustering Link/Interface under HA | Settings | HA Interfaces.Image

    6. Enable Node 1 and 2 under HA | Advanced.
      Image

    7. Status should look as below.
      Image

      NOTE: Stateful Failover will not be available in the above setup

    Related Articles

    • Bandwidth usage and tracking in SonicWall
    • How to force an update of the Security Services Signatures from the Firewall GUI
    • Configure Guest VLAN in the TZ firewall, for guest users to access Internet only.

    Categories

    • Firewalls > NSa Series > High Availability
    • Firewalls > NSv Series > High Availability
    • Firewalls > TZ Series > High Availability

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