TCP Port Numbers


Windows NT’s assigned TCP ports are stored in the

%systemroot%\system32\drivers\etc\SERVICES

file. Click here to view the SERVICES file on your NT workstation SERVICES file (assumes
standard C:\winnt\system32\drivers\etc\ path and that you are running NT
workstation). Ports are classified as Well Known Ports, Registered Ports, and
the Dynamic or Private Ports.

See TCP/IP Ports Used by Windows NT, Terminal Server and
Exchange

See TCP/IP Ports Used by W2K: PortAssignments for Commonly-Used
Services

See Port Numbers
for a standard list derived from RFC793 (TCP) and RFC768 (UDP) standards.

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