Ruckus FastIron/ICX does not always echo commands to output by default.
        If server expresses interest in 'ECHO' option, then reply back with 'DO
        ECHO'

def _process_option(self, tsocket, command, option):
        """
        Ruckus FastIron/ICX does not always echo commands to output by default.
        If server expresses interest in 'ECHO' option, then reply back with 'DO
        ECHO'
        """
        if option == ECHO:
            tsocket.sendall(IAC + DO + ECHO)
        elif command in (DO, DONT):
            tsocket.sendall(IAC + WONT + option)
        elif command in (WILL, WONT):
            tsocket.sendall(IAC + DONT + option)