Port Address Translation PAT - DYNAMIC PAT (NAT Overload)

Port Address Translation (PAT) is another type of dynamic NAT which can map multiple Private IPv4 addresses to a single public IP address by using a technology known as Port Address Translation. Port Address Translation (PAT) is also called as NAT Overloading. Port Address Translation (PAT/NAT Overload) is the NAT technology which prevents IPv4 Address depletion.

Firewall: In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. A firewall typically establishes a barrier between a trusted internal network and untrusted external network, such as the Internet. https://en.wikipedia.org/wiki/Firewall_(computing)

If you know the basics of networking but have been mystified by firewalls, this course is for you. This course will give you the detailed fundamentals of how a stateful firewall operates and how it functions in a network.

IMAGE SOURCE: INTERNET #PAT #NAT #NAT Overload ... https://www.youtube.com/watch?v=P_DHBXe-Mbg