title: Telnet to gmail.com
body: <p>How can I login to smtp.gmail using telnet? I quickly get <code>FConnection closed</code> message and then it is returned to terminal.</p>
  
  <pre><code># telnet smtp.gmail.com 465
  Trying 173.194.76.108...
  Connected to smtp.gmail.com.
  Escape character is '^]'.
  HELLO
  FConnection closed by foreign host.
  # telnet smtp.gmail.com 465
  Trying 173.194.76.109...
  Connected to smtp.gmail.com.
  Escape character is '^]'.
  HELLO gmail.com
  FConnection closed by foreign host.
  # telnet smtp.gmail.com 465
  Trying 173.194.76.108...
  Connected to smtp.gmail.com.
  Escape character is '^]'.
  HELLO smtp.gmail.com
  FConnection closed by foreign host.
  #
  </code></pre>