Category: Firewall

• Domain Controller Ports

  Recently I was asked by a client to produce a list of firewall ports that are used by Active Directory Domain Services (AD DS), specifically those for domain controllers.  This is what I came up with: TCP and UDP 389 Directory, Replication, User and Computer Authentication, Group Policy, Trusts LDAP TCP 636 Directory, Replication, User…

  Mitch Garvis

  September 7, 2018

  Active Directory, Firewall, Windows Server, Windows Server 2016