How does NAT works and what the use cases for Nat?

The NAT router looks at the address translation table and determines that the destination address is in there, mapped to a computer on the stub domain. The NAT router translates the inside global address of the packet to the inside local address, and sends it to the destination computer.

What translates private IP to public IP?

Static (map) network address translation (NAT) provides a one-to-one mapping of private IP addresses to public IP addresses. It allows you to map an IP address on your internal network to an IP address that you want to make public.

What does the NAT function do in a modem router?

Stands for “Network Address Translation.” NAT translates the IP addresses of computers in a local network to a single IP address. This address is often used by the router that connects the computers to the Internet. The router can be connected to a DSL modem, cable modem, T1 line, or even a dial-up modem.

What does Network Address Translation do?

What Is NAT? NAT stands for network address translation. It’s a way to map multiple local private addresses to a public one before transferring the information. Organizations that want multiple devices to employ a single IP address use NAT, as do most home routers.

How does NAT translation work?

Network Address Translation (NAT) conserves IP addresses by enabling private IP networks using unregistered IP addresses to go online. Before NAT forwards packets between the networks it connects, it translates the private internal network addresses into legal, globally unique addresses.

What is the function of network address translation NAT )?

How the router finds the network address of the packet?

Routers use Routing Tables to determine out which interface the packet will be sent. A routing table lists all networks for which routes are known. Each router’s routing table is unique and stored in the RAM of the device. The entry corresponding to the default gateway configuration is a network destination of 0.0.