site link - RackNotes

Active Directory Sites and Services Explained (Windows Server 2025)

June 15, 2026June 13, 2026 by racknotes

Active Directory Sites and Services two-site topology — HQ and London connected by site link with cost 100

8 min readActive Directory Sites and Services controls replication topology and DC selection. Configure sites, subnets, and site links correctly before your second office goes live.