You connect the cross-instance segments in the first instance to the cross-instance tier-1 gateway you created.
- In a web browser, log in to Global Manager cluster at https://gm_vip_fqdn/.
- On the NSX Manager main navigation bar, click Networking.
- In the navigation pane, select Segments.
- On the Segments tab, click the vertical eclipses for the cross-instance_nsx_segment and click Edit.
- Change the Connected Gateway from instance_tier1 to cross-instance_tier1, click Save, and then click Close editing.