In order to use Google Firebase Cloud Messaging service, you need to sign up for a Google account, then configure your account to be used for messaging. 

• Login to Google Firebase Console at: https://console.firebase.google.com
  
  
• If you have already been using Google Firebase service with Deepnet DualShield, then you would already have a Firebase project. You should continue to use the current project Firebase project to re-configure the OOBA settings in your DualShield server. Do NOT create a new project.
  
  

• If you are a new customer of DualShield, or a new customer of Firebase, then create a new project in Firebase.

  
  

• Open your Firebase project. Click the Settings icon next to "Project Overview", then click "Project Settings" 
  
  

• Click the "Cloud Messaging" tab 
  
  
  
  
• Make a note of "Sender ID"
  
  
• Now, click the "Service accounts" tab
  
  
  
  
• Then, press the "Generate new private key" button on the bottom
  
  
  
  
• Press "Generate key", then a private key will be generated in the format of a "json" file, and automatically downloaded by your browser
  
  
  
  
• Make sure that you keep a copy of the private key file in a safe place
  
  
• Now, login into your DualShield's Admin Console
  
  
• Select "Configuration | Push Notification Service", then select "Google Cloud Messaging";
  
  
  
  
• Check "Enabled" and enter the "Sender ID" from your Firebase project.
  
  
  
  
• Click on the upload file option button and "Select File".
  
  
  
  
• Select the Firebase private key file to upload 
  
  
  
  
  
  
• Click "Save"

17. Click "Close"

18.  Click back in "Text Area" and you will see the Firebase Messaging Configuration has been populated: