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Barracuda CloudGen Firewall

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How to Configure Failover and Load Balancing in Custom Connection Objects

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For custom connection options you can configure failover and load balancing policies. You can configure up to 7 alternatives to the default translated source IP policy.

Step 1. Create a custom connection object

Create a custom connection object using one of the following Translated Source IP polices:

  • Original Source IP
  • Dynamic NAT 
  • Network Interface
  • Explicit IP

conn_obj_lb_00.png

For more information, see How to Create a Custom Connection Object.

2. Configure failover and load balancing settings

In the Failover and Load Balancing section of the custom connection object you created in step 1 you can configure the policy and the alternative translated source IPs.

Failover

  1. From the Policy list select Failover.

  2. Click + to add alternative connections to the Alternatives list.

  3. For each entry click on the edit symbol in the Type column and select how the translated source IP is determined:

    • Explicit IP – Enter the new source IP address in the Value column.
    • Network Interface – Enter the network interface in the Value column.
    • Original Source IP
    • Dynamic NAT
    conn_obj_lb_01.png
  4. Click OK.
  5. Click Send Changes and Activate.

Weighted Round Robin

  1. From the Policy list select Weighted Round Robin.

  2. Click + to add alternative connections to the Alternatives list.

    • Explicit IP – Enter the new source IP address in the Value column.

    • Network Interface – Enter the network interface in the Value column.

    • Original Source IP 

    • Dynamic NAT

  3. (optional) In the NAT Settings enter the Weight.
  4. (optional) In the Alternatives list enter the Weight for each alternative connection.
    conn_obj_lb_02.png
  5. Click OK.
  6. Click Send Changes and Activate.

Weighted Random

  1. From the Policy list select Weighted Random.

  2. Click + to add alternative connections to the Alternatives list.

    • Explicit IP – Enter the new source IP address in the Value column.

    • Network Interface – Enter the network interface in the Value column.

    • Original Source IP 

    • Dynamic NAT

  3. (optional) In the NAT Settings enter the Weight.
  4. (optional) In the Alternatives list enter the Weight for each alternative connection.
    conn_obj_lb_02.png
  5. Click OK.
  6. Click Send Changes and Activate.

Source IP Hash

  1. From the Policy list select Source IP Hash.

  2. Click + to add alternative connections to the Alternatives list.

    • Explicit IP – Enter the new source IP address in the Value column.

    • Network Interface – Enter the network interface in the Value column.

    • Original Source IP 

    • Dynamic NAT

  3. (optional) In the NAT Settings enter the Weight.
  4. (optional) In the Alternatives list enter the Weight for each alternative connection.
    conn_obj_lb_04.png
  5. Click OK.
  6. Click Send Changes and Activate.

Next steps

Create a Pass, Dst NAT or Broad-Multicast access rule and select the connection object as the Connection Method.

For more information, see Access Rules.

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