Ports Used by Microsoft Products
22
WatchGuard System Manager
Ports Used by Microsoft Products
Many Firebox users want to create policies that specifically allow or block Microsoft applications. Here
is a list of ports used by some 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(s)
Protocol
Purpose
135
TCP
Client/Server Communications
135
TCP
Exchange Administrator
143
TCP
IMAP
993
TCP
IMAP (SSL)
389
TCP
LDAP