Nat di gunakan untuk menyesaikan masalah
1. Ketersediaan ipv4
2 menyembunyikan skema ip address pada jaringan private
Private address range
Class A : 10.0.0.0 - 10.255.255.255
Class B : 172.16.0.0 - 172.31.255.255
Class C : 192.168.0.0 - 192.168.255.255
Type NAT
Static NAT
Dynamic NAT
Port Address Translation (PAT)
Static NAT
One to one mapping and configure manually
Dynamic NAT
One to one mapping and configure automatically
Port address translation PAT
Many to one mapping
192.168.1.20 > 167.205.1.1:2000
