S:      (listens at TCP port 119)

   C:      (requests connection on TCP port 119)
   S:      201 Foobar NNTP server ready (no posting)

   (client asks for new newsgroups since 2 am, May 15, 1985)
   C:      NEWGROUPS 850515 020000
   S:      235 New newsgroups since 850515 follow
   S:      net.fluff
   S:      net.lint
   S:      .

   (client asks for new news articles since 2 am, May 15, 1985)
   C:      NEWNEWS * 850515 020000
   S:      230 New news since 850515 020000 follows
   S:      <1772@foo.UUCP>
   S:      <87623@baz.UUCP>
   S:      <17872@GOLD.CSNET>
   S:      .

   (client asks for article <1772@foo.UUCP>)
   C:      ARTICLE <1772@foo.UUCP>
   S:      220 <1772@foo.UUCP> All of article follows
   S:      (sends entire message)
   S:      .

   (client asks for article <87623@baz.UUCP>
   C:      ARTICLE <87623@baz.UUCP>
   S:      220 <87623@baz.UUCP> All of article follows
   S:      (sends entire message)
   S:      .

   (client asks for article <17872@GOLD.CSNET>
   C:      ARTICLE <17872@GOLD.CSNET>
   S:      220 <17872@GOLD.CSNET> All of article follows
   S:      (sends entire message)
   S:      .



   (client offers an article it has received recently)
   C:      IHAVE <4105@ucbvax.ARPA>
   S:      435 Already seen that one, where you been?

   (client offers another article)
   C:      IHAVE <4106@ucbvax.ARPA>
   S:      335 News to me!  <CRLF.CRLF> to end.
   C:      (sends article)
   C:      .
   S:      235 Article transferred successfully.  Thanks.

   (or)

   S:      436 Transfer failed.

   (client is all through with the session)
   C:      QUIT
   S:      205 Foobar NNTP server bids you farewell.