Getting Started with BIG-IP Carrier-Grade NAT (CGNAT) big-ip cgnat big-ip hardware carrier-grade nat This course introduces you to network address translation at service-provider scale in three lessons. After a brief introduction to BIG-IP Carrier-Grade NAT, lesson one gives you an overview of network address translation concepts. In lesson two you configure BIG-IP CGNAT to use NAT44 to provide basic e-mail and Web connectivity to subscribers while conserving IPv4 public addresses, and in lesson three you learn how to use application layer gateways to overcome a common shortcoming of large-scale network address translation. (Run time is approximately 25 minutes.) Launch: Getting Started with BIG-IP CGNAT Go to F5 Getting Started Series.