Watchguard Firebox X20E, Reference Manual, Page: 24 / 78

Ports used by Microsoft products
20
Ports used by Microsoft products
Port # Protocol Purpose
137, 138 UDP Browsing
67, 68 UDP DHCP Lease
135 TCP DHCP Manager
138
139
UDP
TCP
Directory Replication
135 TCP DNS Administration
53 UDP DNS Resolution
139 TCP Event Viewer
139 TCP File Sharing
137, 138
139
UDP
TCP
Logon Sequence
138 UDP NetLogon
137, 138
139
UDP
TCP
Pass Through Validation
139 TCP Performance Monitor
1723
47
TCP
IP
PPTP
137, 138
139
UDP
TCP
Printing
139 TCP Registry Editor
139 TCP Server Manager
137, 138
139
UDP
TCP
Trusts
139 TCP User Manager
139 TCP WinNT Diagnostics
137, 138
139
UDP
TCP
WinNT Secure Channel
42 TCP WINS Replication
135 TCP WINS Manager
137 TCP WINS Registration
Port # Protocol Purpose
135 TCP Client/Server
Communications
135 TCP Exchange Administrator
143 TCP IMAP
993 TCP IMAP (SSL)
389 TCP LDAP
636 TCP LDAP (SSL)