سلسلة فايروول فورتي جيت FortiGate Firewall حلقة 4 النات و البات NAT vs PAT

سلسلة فايروول فورتي جيت FortiGate Firewall حلقة 4 النات و البات NAT vs PAT
شرح الفرق مابين NAT and PAT و كيفية تطبيقه من خلال firewall Policy
Cental NAt ,Session helper and Session

NAT (Network Address Translation)
uses a pool of public addresses that are mapped one-to-one to the private (or "inside") addresses, keeping the port number intact.

PAT (Port Address Translation)
uses a single outside public address and maps multiple inside addresses to it using different port numbers.

https://www.youtube.com/watch?v=YKKzTR6fATA

https://www.youtube.com/watch?v=ABejB2Iq9Iw