Port Requirements for Microsoft Windows Server System
Port Protocol Network Service System Service System Service Logical Name
7 TCP Echo Simple TCP/IP Services SimpTcp
7 UDP Echo Simple TCP/IP Services SimpTcp
9 TCP Discard Simple TCP/IP Services SimpTcp
9 UDP Discard Simple TCP/IP Services SimpTcp
13 TCP Daytime Simple TCP/IP Services SimpTcp
13 UDP Daytime Simple TCP/IP Services SimpTcp
17 TCP Quotd Simple TCP/IP Services SimpTcp
17 UDP Quotd Simple TCP/IP Services SimpTcp
19 TCP Chargen Simple TCP/IP Services SimpTcp
19 UDP Chargen Simple TCP/IP Services SimpTcp
20 TCP FTP default data FTP Publishing Service MSFtpsvc
21 TCP FTP control FTP Publishing Service MSFtpsvc
21 TCP FTP control Application Layer Gateway Service ALG
23 TCP Telnet Telnet TlntSvr
25 TCP SMTP Simple Mail Transport Protocol SMTPSVC
25 UDP SMTP Simple Mail Transport Protocol SMTPSVC
25 TCP SMTP Exchange Server
25 UDP SMTP Exchange Server
42 TCP WINS Replication Windows Internet Name Service WINS
42 UDP WINS Replication Windows Internet Name Service WINS
53 TCP DNS DNS Server DNS
53 UDP DNS DNS Server DNS
53 TCP DNS Internet Connection Firewall/Internet Connection Sharing SharedAccess
53 UDP DNS Internet Connection Firewall/Internet Connection Sharing SharedAccess
67 UDP DHCP Server DHCP Server DHCPServer
67 UDP DHCP Server Internet Connection Firewall/Internet Connection Sharing SharedAccess
69 UDP TFTP Trivial FTP Daemon Service tftpd
80 TCP HTTP Windows Media Services WMServer
80 TCP HTTP World Wide Web Publishing Service W3SVC
80 TCP HTTP SharePoint Portal Server
88 TCP Kerberos Kerberos Key Distribution Center Kdc
88 UDP Kerberos Kerberos Key Distribution Center Kdc
102 TCP X.400 Microsoft Exchange MTA Stacks
110 TCP POP3 Microsoft POP3 Service POP3SVC
110 TCP POP3 Exchange Server
119 TCP NNTP Network News Transfer Protocol NntpSvc
123 UDP NTP Windows Time W32Time
123 UDP SNTP Windows Time W32Time
135 TCP RPC Message Queuing msmq
135 TCP RPC Remote Procedure Call RpcSs
135 TCP RPC Exchange Server
135 TCP RPC Certificate Services CertSvc
135 TCP RPC Cluster Service ClusSvc
135 TCP RPC Distributed File System DFS
135 TCP RPC Distributed Link Tracking TrkSvr
135 TCP RPC Distributed Transaction Coordinator MSDTC
135 TCP RPC Event Log Eventlog
135 TCP RPC Fax Service Fax
135 TCP RPC File Replication NtFrs
135 TCP RPC Local Security Authority LSASS
135 TCP RPC Remote Storage Notification Remote_Storage_User_Link
135 TCP RPC Remote Storage Server Remote_Storage_Server
135 TCP RPC Systems Management Server 2.0
135 TCP RPC Terminal Services Licensing TermServLicensing
135 TCP RPC Terminal Services Session Directory Tssdis
137 UDP NetBIOS Name Resolution Computer Browser Browser
137 UDP NetBIOS Name Resolution Server lanmanserver
137 UDP NetBIOS Name Resolution Windows Internet Name Service WINS
137 UDP NetBIOS Name Resolution Net Logon Netlogon
137 UDP NetBIOS Name Resolution Systems Management Server 2.0
138 UDP NetBIOS Datagram Service Computer Browser Browser
138 UDP NetBIOS Datagram Service Messenger Messenger
138 UDP NetBIOS Datagram Service Server lanmanserver
138 UDP NetBIOS Datagram Service Net Logon Netlogon
138 UDP NetBIOS Datagram Service Distributed File System Dfs
138 UDP NetBIOS Datagram Service Systems Management Server 2.0
138 UDP NetBIOS Datagram Service License Logging Service LicenseService
139 TCP NetBIOS Session Service Computer Browser Browser
139 TCP NetBIOS Session Service Fax Service Fax
139 TCP NetBIOS Session Service Performance Logs and Alerts SysmonLog
139 TCP NetBIOS Session Service Print Spooler Spooler
139 TCP NetBIOS Session Service Server lanmanserver
139 TCP NetBIOS Session Service Net Logon Netlogon
139 TCP NetBIOS Session Service Remote Procedure Call Locator RpcLocator
139 TCP NetBIOS Session Service Distributed File System Dfs
139 TCP NetBIOS Session Service Systems Management Server 2.0
139 TCP NetBIOS Session Service License Logging Service LicenseService
143 TCP IMAP Exchange Server
161 UDP SNMP SNMP Service SNMP
162 UDP SNMP Traps Outbound SNMP Trap Service SNMPTRAP
270 TCP MOM 2004 Microsoft Operations Manager 2004 MOM
389 TCP LDAP Server Local Security Authority LSASS
389 UDP LDAP Server Local Security Authority LSASS
389 TCP LDAP Server Distributed File System Dfs
389 UDP LDAP Server Distributed File System Dfs
443 TCP HTTPS HTTP SSL HTTPFilter
443 TCP HTTPS World Wide Web Publishing Service W3SVC
443 TCP HTTPS SharePoint Portal Server
445 TCP SMB Fax Service Fax
445 TCP SMB License Logging Service LicenseService
445 TCP SMB Print Spooler Spooler
445 TCP SMB Server lanmanserver
445 TCP SMB Remote Procedure Call Locator RpcLocator
445 TCP SMB Distributed File System Dfs
445 TCP SMB Net Logon Dfs