Sunday, March 22, 2009

Active Directory ports that should be opened in your Firewall

TCP 135 : MS-RPC
* TCP 1025 & 1026 : AD Login & replication
* TCP 389 : LDAP
* TCP & UDP 53 : DNS
* TCP 445 : SMB , Microsoft-ds
* TCP 139 : SMB
* UDP 137 & 138 : NetBIOS related
* UDP 88 : Kerberos v5

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