def enable_lldp(self):
        """Function to enable LLDP on the interface. """
        if self.is_ncb:
            self.run_lldptool(["-L", "-i", self.port_name, "-g", "ncb",
                               "adminStatus=rxtx"])
        if self.is_nb:
            self.run_lldptool(["-L", "-i", self.port_name, "-g", "nb",
                               "adminStatus=rxtx"])