Google Cloud Platform

This article describes how to whitelist your Harmony SASE Gateway on Google Cloud Platform, which will allow you to restrict the access to a certain VPC to users connected to the secured Harmony SASE gateway only. The following steps are required:

• Querying your gateway IP address
• Configuring a rule in Google Cloud Platform Firewall

Querying your gateway IP Address

1. Open the Harmony SASE Management Platform.
2. At the left toolbar, select the Networks tab.
3. Select the network that contains the gateway which you'd like to whitelist.
4. Copy the gateway IP as shown in the image.
   

Configuring a rule in Google Cloud Platform Firewall

1. Open the GCP console.
2. In the left toolbar, select VPC network, then Firewall rules.
3. Select Create Firewall Rule, and fill in the following information:
   

• Name: Choose the name of your own choice.
• Description: Let other administrators know what this rule serves for (optional).
• Logs: You can choose to log traffic related to the rule (this may lead to additional costs on Google's side).
• Network: Choose the network that contains the resources that you'd like to whitelist.
• Priority: Leave default values.
  
• Direction of traffic: Ingress
• Action on match: Allow
• Targets: Depending on your needs, choose the entire network (All instances in the network) or choose resources that are labeled with a certain tag (Specified target tags).
• Source filter: IP ranges
• Source IP ranges: Paste the IP address of the gateway and add /32, for instance 37.142.39.122/32.
• Second source filter: None
• Protocols and ports: Allow all.

4. Select Create.