#Replication

3 guides

Diagram-style cover showing two domain controllers with arrows for a forced sync, labelled repadmin syncall and replicate now

How to Force Active Directory Replication Between Domain Controllers

Force AD replication on demand with repadmin /syncall /AdeP, replicate now in Sites and Services, and verify the result with repadmin /replsummary and /showrepl.

MCSA Guru Team Jul 8, 2026 7 min read

Diagram-style cover showing a domain controller with empty SYSVOL and NETLOGON shares being repaired by DFSR replication from a healthy partner DC

Windows Server & Active Directory

How to Fix SYSVOL and NETLOGON Missing on a Domain Controller

SYSVOL or NETLOGON missing on a domain controller? Learn to diagnose DFSR vs FRS, check the shares, and run authoritative or non-authoritative sync to recover.

MCSA Guru Team Jun 9, 2026 8 min read

Diagram-style cover: a source domain controller reaching a target DC through DNS, the RPC endpoint mapper on port 135, and the dynamic RPC port range

Pillar Guide

Windows Server & Active Directory

How to Fix Active Directory Replication Error 1722: The RPC Server Is Unavailable

A practical, step-by-step guide to diagnosing and fixing Active Directory replication error 1722 — the RPC server is unavailable — from DNS to firewall to RPC ports.

MCSA Guru Team May 20, 2026 7 min read