This document lists common network port numbers used in Windows, including RDP port 3389, FTP port 21, TFTP port 69, Telnet port 23, SMTP port 25, DNS port 53, DHCP port 68, POP3 port 110, HTTP port 80, HTTPS port 443, NNTP port 119, NTP port 123, IMAP port 143, LDAP port 389, SSH port 22.

1. 11/28/2014 windows port number | Windows Tricks
RDP - 3389 - (windows rdp port number and remote desktop port number)
FTP - 21 - (file transfer protocol)
TFTP - 69 - ( tftp port number )
Telnet - 23 - ( telnet port number)
SMTP - 25 - ( SMTP port number)
DNS - 53 - ( dns port number and Domain Name System port number)
DHCP - 68 - (DHCP port number and Dynamic Host Configuration Protocol port number )
POP3 - 110 - ( post office Protocol 3 port )
HTTP - 80 - (http port number)
HTTPS - 443 - (https port number)
NNTP - 119 - ( Network News Transfer Protocol Port number )
NTP - 123 - (ntp port number and network Time Protocol and SNTP port number )
IMAP - 143 - (Internet Message Access Protocol port number)
SSMTP - 465 - ( SMTP Over SSl )
SIMAP - 993 - ( IMAP Over SSL )
SPOP3 - 995 - ( POP# Over SS L)
Time - 123 - ( ntp port number and network Time Protocol and SNTP port number )
NetBios - 137 - ( Name Service )
NetBios - 139 - ( Datagram Service )
DHCP Client - 546 - (DHCP Client port number)
DHCP Server - 547 - (DHCP Server port number)
Global Catalog - 3268 - (Global Catalog port number)
LDAP - 389 - ( LDAP port number and Lightweight Directory Access Protocol port number )
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2. 11/28/2014 windows port number | Windows Tricks
RPC - 135 - (remote procedure call Port number)
Kerberos - 88 - ( Kerberos Port Number)
SSH - 22 - ( ssh port number and Secure Shell port number) Share this . . .
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