To get started with NSX Federation, you install the Global Manager, configure the Global Manager as active, and add locations.

Task Details
Check the requirements for Federation. See NSX Federation Requirements.
Install the Global Manager. See Install the Active and Standby Global Manager.
Make the Global Manager cluster active. See Make the Global Manager Active and Add Standby Global Manager.
Add Locations to the active Global Manager. See Add a Location.

For further configuration tasks, such as preparing Edge clusters for stretched networking, and creating objects from the Global Manager, see Federation in the NSX-T Data Center Administration Guide.