Connects you to a remote IBM host over a TCP/IP connection,
    causing the local keyboard to emulate an IBM 3279-class terminal
    keyboard by invoking the TN3270 terminal emulator.

    Format

                       { IPhostname }
      SET HOST/TN3270  { IPaddress  }
                       {            }

                                   NOTE

       You can specify the IPhostname or the IPaddress, but not
       both.