- Port 88 (Kerberos) TCP/UDP Inbound/Outbound
- Port 135 (RPC endpoint mapper) TCP Inbound/Outbound
- Port 139 (SMB/CIFS) TCP Inbound/Outbound
- Port 445 (SMB/CIFS) TCP Inbound/Outbound
- Port 389 (LDAP) TCP/UDP Outbound
- Port 3268 (Global Catalog LDAP) TCP Outbound
- Port 636 (LDAP SSL) TCP Outbound
This port is required if Active Roles is configured to access the domain by using SSL.
- Port 3269 (Global Catalog LDAP SSL) TCP Outbound
This port is required if Active Roles is configured to access the domain by using SSL.
- The TCP port allocated by RPC endpoint mapper for communication with the domain controller
You can configure Active Directory domain controllers to use specific port numbers for RPC communication. For instructions, see http://support.microsoft.com/kb/224196.