NNTP

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Also see: Protocol | Usenet | TCP.

Acronym: Network News Transfer Protocol

The protocol used to upload or download a Usenet post. Replaced UUCP. Used in both server-server as well as client-server connections.

The standard port for NNTP servers is 119/tcp ("nntp"). The standard port for NNTP over SSL is 563/tcp or 563/udp ("snntp" aka "nntps")

More info.

Related

  • RFC 977 - Network News Transfer Protocol: A proposed standard for the stream-based transmission of news (from 1986).
  • RFC 1036 - Format of Usenet messages.
  • RFC 2980 - Common NNTP extensions.