def configMpls(self, ethernetObj, **kwargs):
        """
        Description
            Create or modify static MPLS.  

        Parameters
            ethernetObj: <str>: The Ethernet object handle.
                         Example: /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}

        Syntax
            POST:  /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/mpls
            PATCH: /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/mpls/{id}

        Example:
            mplsObj1 = protocolObj.configMpls(ethernetObj1,
                                      name = 'mpls-1',
                                      destMac = {'start': '00:01:02:00:00:01', 'direction': 'increment', 'step': '00:00:00:00:00:01'},
                                      exp = {'start': 0, 'direction': 'increment', 'step': 1},
                                      ttl = {'start': 16, 'direction': 'increment', 'step': 1},
                                      rxLabelValue = {'start': 288, 'direction': 'increment', 'step': 1},
                                      txLabelValue = {'start': 888, 'direction': 'increment', 'step': 1})

        Return
            /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/mpls/{id}
        """
        # To create a new MPLS
        if 'mpls' not in ethernetObj:
            mplsUrl = self.ixnObj.httpHeader+ethernetObj+'/mpls'
            self.ixnObj.logInfo('Create new MPLS protocol in NGPF')
            response = self.ixnObj.post(mplsUrl)
            mplsObj = response.json()['links'][0]['href']

        # To modify MPLS
        if 'mpls' in ethernetObj:
            mplsObj = ethernetObj

        self.ixnObj.logInfo('GET ATTRIBUTE MULTIVALUE IDs')
        mplsResponse = self.ixnObj.get(self.ixnObj.httpHeader+mplsObj)

        if 'name' in kwargs:
            self.ixnObj.patch(self.ixnObj.httpHeader+mplsObj, data={'name': kwargs['name']})

        # All of these mpls attributes configures multivalue counter. So just loop them to do the same thing.
        mplsAttributes = ['rxLabelValue', 'txLabelValue', 'destMac', 'cos', 'ttl']

        for mplsAttribute in mplsAttributes:
            if mplsAttribute in kwargs:
                multiValue = mplsResponse.json()[mplsAttribute]
                self.ixnObj.logInfo('Configuring MPLS attribute: %s' % mplsAttribute)
                self.configMultivalue(multiValue, 'counter', data=kwargs[mplsAttribute])
                
        self.configuredProtocols.append(mplsObj)
        return mplsObj