Usage

  Log into the pfSense command line as root
  Run 
  
  curl -LJO https://raw.githubusercontent.com/Weehooey/pfSense-scripts/main/install-qemu-guest-agent.sh
  
  READ THE DOWNLOADED FILE! You should never blindly run scripts from the internet.
  
  Make the file executable
  
  chmod +x install-qemu-guest-agent.sh
  
  Run the installation script
  <
  ./install-qemu-guest-agent.sh
  
  You should now see the IP addresses for the interfaces on the VMs summary page (click the More button to see all of them)

Источник

Источник