This deck offers a nice presentation of what is NSX Federation and how it works.
A very similar deck was used at VMworld 2020 session VCNC1178D here and watching is a nice option as it gives "voice over" the deck.
Federation demos are also available here.
Note1:
This ToI may be updated in the future so always check you have the latest version.
. NSX 4.0-4.1 Federation 101 ToI version is 1.0 done on 03/02/2023.
. NSX-T 3.2 Federation 101 ToI version is 1.1 done on 08/26/2022.
Note2:
For deeper information, we also offer the "NSX Federation Multi-Location Design Guide (Federation + Multisite)" here.
