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Barracuda Web Application Firewall

Load Balancing For Clustered Barracuda CloudGen WAF Instances in the Old Microsoft Azure Management Portal

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In Microsoft Azure, you can create Services using the WAN IP Address of the Barracuda CloudGen WAF.

To configure a load-balanced set in the old Microsoft Azure Management Portal, do the following:

Complete the steps in Step 1. Deploy the Barracuda Web Application Firewall Instances in Microsoft Azure and Step 2. Set Up a High Availability Environment With the Barracuda Web Application Firewall under the Configuring a Load-Balanced Set Using the Classic Model section, and proceed with the steps below:

Step 3. Set Up Load Balancing on the First Barracuda CloudGen WAF Instance

  1. Go to the Microsoft Azure Management Portal.
  2. Click Virtual Machines and select Barracuda-WAF1.
  3. Click ENDPOINTS, and then click ADD.

              ENDPOINT.jpg
  4. In the Add an endpoint to a virtual machine window, select Add A STAND-ALONE ENDPOINT and click the arrow to continue.

               ENDPOINTS_1.jpg
  5. Specify values for the following fields:
    1. NAME – Enter the name for the endpoint. Example: HTTP
    2. PROTOCOL – Select TCP from the list.
    3. PUBLIC PORT – Enter the port number of the service you are load balancing. Example: Port 80 for HTTP traffic.
    4. PRIVATE PORT – Enter the internal port that should listen to traffic on the endpoint. Example: 80.
    5. Select Create A LOAD-BALANCED SET and click the arrow to continue.

      ENDPOINT_2.jpg
  6. In the Configure the load-balanced set window, specify a name for the load-balanced set and assign the values for the load-balancing probe.

              ENDPOINT_3.jpg
  7. Click the check mark to set up a load-balanced set.
  8. Repeat the process to add more ports to the load-balanced set.

Step 4. Add Other Barracuda CloudGen WAF Instances to the Load-Balanced Set

After you create the load-balanced set for Barracuda-WAF1, add other Barracuda CloudGen WAF virtual machines to the set. Example: Barracuda-WAF2

  1. Go to the Microsoft Azure Management Portal.
  2. Click Virtual Machines and select Barracuda-WAF2.
  3. Click ENDPOINTS, and then click ADD.

    lb.jpg
  4. In the ADD ENDPOINT window, select ADD AN ENDPOINT TO AN EXISTING LOAD-BALANCED SET and then select the load-balanced set name from the list. Click the arrow to continue.

    lb_1.jpg
  5. In the Specify the details of the endpoint window, specify a name for the load-balanced set and then click the check mark.

    lb_2.jpg
  6. Repeat the process to add more Barracuda CloudGen WAF virtual machines to the load-balanced set.
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