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The 2006 specification that defines NNTP as it is used today, replacing the 1986 RFC 977. It formalizes capability negotiation, the OVER and HDR commands, streaming transfer with CHECK and TAKETHIS, and the meaning of each response code class. Server authors treat it as the reference text; most of what a modern newsreader sends over the wire is described in it.
Browse all terms in Protocol & Server Infrastructure, or see the full Usenet glossary.