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Which port need to open in Windows 2003 DC with Firewall enabled - Step by step with screenshots 

Q: I would like to enable firewall on our Windows 2003 DC. Which ports do I have to open?

A: According to Microsoft, these port may need to open.

1024-65535/TCP 135/TCP RPC Endpoint Mapper
1024-65535/TCP 1024-65535/TCP RPC for LSA, SAM, Netlogon (*)
1024-65535/TCP/UDP 389/TCP/UDP LDAP
1024-65535/TCP 636/TCP LDAP SSL
1024-65535/TCP 3268/TCP LDAP GC
1024-65535/TCP 3269/TCP LDAP GC SSL
53,1024-65535/TCP/UDP 53/TCP/UDP DNS
1024-65535/TCP/UDP 88/TCP/UDP Kerberos
1024-65535/TCP 445/TCP SMB
1024-65535/TCP 1024-65535/TCP FRS RPC (*)

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