How do we merge two intranets with duplicate addresses and ensure that the host assigned with a private IP can communicate with other hosts through the Internet? There is only one solution for it: Network Address Translation (NAT).

NSX Edge NAT supports two types of NAT services:

  • Source NAT (SNAT): Translates the internal private IP address to a public address for outbound access
  • Destination NAT (DNAT): Translates the public IP address to an internal private address for inbound access

Okay, let's have a look at how this whole feature works. In the following figure, one of our application servers is in need of communicating with the public network. We can see the application server sending an outbound packet to NSX Edge. Based ...

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