Forum Discussion
pbrooksuk
Dec 20, 2023Copper Contributor
LDAPs - Can 389 ever be blocked?
Hello, I'm rolling out removal of LDAP from our network. I have LDAPS working via a third party certificate integration. Verifying that ldp.exe can bind. Concerning the legacy port 389, my natu...
- Dec 20, 2023
Besides NLA ;
389 TCP LDAP Server Local Security Authority
389 UDP DC Locator Local Security Authority
389 TCP LDAP Server Distributed File System Namespaces
389 UDP DC Locator Distributed File System Namespaces
389 UDP DC Locator Netlogon
389 UDP DC Locator Kerberos Key Distribution Center
389 TCP LDAP Server Distributed File System Replication
389 UDP DC Locator Distributed File System ReplicationService overview and network port requirements - Windows Server | Microsoft Learn
Dave Patrick
MVP
pbrooksuk just checking if there's any progress or updates? please don't forget to mark helpful replies.
pbrooksuk
Dec 21, 2023Copper Contributor
Hey Dave,
It's good to know that 389 is necessary for an AD client to function.
I may look a bit deeper if I can pin various operations to services, or if the inbuilt ruleset already does this.
Or do all of those services, go via the same executable?
It's good to know that 389 is necessary for an AD client to function.
I may look a bit deeper if I can pin various operations to services, or if the inbuilt ruleset already does this.
Or do all of those services, go via the same executable?
- Dave PatrickDec 21, 2023MVP