$ telnet news.online.de nntp
  Trying 195.20.224.116...
  Connected to news.online.de.
  Escape character is '^]'.
  200 feed.news.schlund.de InterNetNews NNRP server INN 2.3.5 ready (posting ok).
  help
  100 Legal commands
    authinfo user Name|pass Password|generic <prog> <args>
    article [MessageID|Number]
    body [MessageID|Number]
    date
    group newsgroup
    head [MessageID|Number]
    help
    ihave
    last
    list [active|active.times|newsgroups|distributions|distrib.pats
          |overview.fmt|subscriptions|motd]
    listgroup newsgroup
    mode reader
    newgroups [YY]yymmdd hhmmss ["GMT"|"UTC"] [<distributions>]
    newnews newsgroups [YY]yymmdd hhmmss ["GMT"|"UTC"] [<distributions>]
    next
    post
    slave
    stat [MessageID|Number]
    xgtitle [group_pattern]
    xhdr header [range|MessageID]
    xover [range]
    xpat header range|MessageID pat [morepat...]
    xpath MessageID
  Report problems to <usenet@schlund.de>
  .
  quit
  205 .

  Verbindung zu Host verloren.