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Network Ports Used by Active Directory Replication

RPC 135

LDAP UDP 389 TCP 389

LDAP (Secure Sockets Layer [SSL]) TCP 336

LDAP (Global Catalog) TCP 3268

Kerberos UDP 88 TCP 88

DNS UDP 53 TCP 53

SMB over IP (Direct Hosting) UDP 445 TCP 445

Published Thursday, December 15, 2005 12:19 PM by sdoakes

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