Here you go, man.

TCP port 42 (nameserver service)

TCP port 53 (domain service)

TCP port 88 (kerberos service)

TCP port 135 (epmap service)

UDP port 137 (netbios-ns service)

UDP port 138 (netbios-dgm service)

TCP port 139 (netbios-ssn service)

TCP port 389 (ldap service)

TCP port 445 (microsoft-ds service)

TCP port 636 (ldaps service)

TCP port 3268

TCP port 3269



dubaisans dubai wrote:
i want to put win2k3 active directory server behind the corporate
firewall. we are using windows xp clients and also group policy

what ports need to be allowed on firewall ? is there any fine tuning
that can be done on AD to make it more firewall friendly?

i have some DC is remote locations . what ports need to be allowed between DCs?



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Banyan He
Email&Web Security
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