ports to be opened

Question

we have a DR site which we installed the additional domain controller and we have firewall also in that site. please help me to understand which are the source and destination ports to be open in the firewall for the successful replication.

Answer 1

Hi @Nishanali E.V.T ,

You'll find all the required ports listed over at the official documentations below:

How to configure a firewall for Active Directory domains and trusts
https://learn.microsoft.com/en-us/troubleshoot/windows-server/identity/config-firewall-for-ad-domains-and-trusts

Service overview and network port requirements for Windows
https://learn.microsoft.com/en-us/troubleshoot/windows-server/networking/service-overview-and-network-port-requirements

It is also possible to hard-code the port that is used for Active Directory replication by following the steps in here:

Restricting Active Directory RPC traffic to a specific port
https://learn.microsoft.com/en-GB/troubleshoot/windows-server/identity/restrict-ad-rpc-traffic-to-specific-port

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Best regards,
Leon