S:      (listens at TCP port 119)

   C:      (requests connection on TCP port 119)
   S:      201 UCB-VAX netnews server ready -- no posting allowed

   C:      GROUP msgs
   S:      211 103 402 504 msgs Your new group is msgs
           (there are 103 articles, from 402 to 504)

   C:      ARTICLE 401
   S:      423 No such article in this newsgroup

   C:      ARTICLE 402
   S:      220 402 <4105@ucbvax.ARPA> Article retrieved, text follows
   S:      (article header and body follow)
   S:      .

   C:      HEAD 403
   S:      221 403 <3108@mcvax.UUCP> Article retrieved, header follows
   S:      (article header follows)
   S:      .

   C:      QUIT
   S:      205 UCB-VAX news server closing connection.  Goodbye.