$ telnet news.snafu.de nntp
  Trying 130.133.1.19...
  Connected to news.snafu.de.
  Escape character is '^]'.
  200 The server welcomes [...]. Authorization required for reading and posting.
  help
  100 Legal commands
    authinfo user Name|pass Password|simple Name Password
    date
    help
    list [active|active.times|distributions|distrib.pats|moderators
         |motd|newsgroups|overview.fmt|schema|subscriptions]
    mode reader
    noop
    slave
    xuid
    xver
    quit
  Report problems to <news@uni-berlin.de>.
  .
  list distributions
  215 Distributions in form "area description".
  local           Not distributed to other USENET servers.
  world           Everywhere on USENET in the world.
  .
  list motd
  215 Message of the day text..
  Hinweis: Dieser Newsserver wird vom Rechenzentrum (ZEDAT)
           der Freien Universität Berlin betrieben.
  .
  quit
  205 .
  Connection closed by foreign host.

  list newsgroups