def modifyProtocolRoutes(self, **kwargs):
        """
        Description

        Parameters
            protocol:
            startingAddress:
            endingAddress:

        Example:
            configNetworkGroup(deviceGroupObj2,
                               name='networkGroup2',
                               multiplier = 100,
                               networkAddress = {'start': '180.1.0.0',
                                                 'step': '0.0.0.1',
                                                 'direction': 'increment'},
                               prefixLength = 24)
        """
        response = self.ixnObj.get(self.ixnObj.sessionUrl+networkGroupPrefixPoolObj)
        print(response.json())
        prefixPoolAddressMultivalue = response.json()['networkAddress']
        print('modifyProtocolRoutes:', prefixPoolAddressMultivalue)
        #self.ixnObj.patch(self.ixnObj.httpHeader+/networkGroupObj, data=data)

        if 'networkGroupObj' not in kwargs:
            response = self.ixnObj.post(self.ixnObj.httpHeader+deviceGroupObj+'/networkGroup')
            networkGroupObj = response.json()['links'][0]['href']

        if 'networkGroupObj' in kwargs:
            networkGroupObj = kwargs['networkGroupObj']

        self.ixnObj.logInfo('configNetworkGroup: %s' % networkGroupObj)
        if 'name' in kwargs:
            self.ixnObj.patch(self.ixnObj.httpHeader+networkGroupObj, data={'name': kwargs['name']})

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

        if 'networkAddress' in kwargs:
            response = self.ixnObj.post(self.ixnObj.httpHeader+networkGroupObj+'/ipv4PrefixPools')
            prefixPoolObj = self.ixnObj.httpHeader + response.json()['links'][0]['href']

            # prefixPoolId = /api/v1/sessions/1/ixnetwork/topology/1/deviceGroup/1/networkGroup/3/ipv4PrefixPools/1
            ipv4PrefixResponse = self.ixnObj.get(prefixPoolObj)

            if 'networkAddress' in kwargs:
                multiValue = ipv4PrefixResponse.json()['networkAddress']
                self.ixnObj.patch(self.ixnObj.httpHeader+multiValue+"/counter",
                           data={'start': kwargs['networkAddress']['start'],
                                 'step': kwargs['networkAddress']['step'],
                                 'direction': kwargs['networkAddress']['direction']})

            if 'prefixLength' in kwargs:
                multiValue = ipv4PrefixResponse.json()['prefixLength']
                self.ixnObj.patch(self.ixnObj.httpHeader+multiValue+"/singleValue",
                           data={'value': kwargs['prefixLength']})

        return prefixPoolObj