def configDhcpClientV4(self, obj, **kwargs):
        """
        Description
            Create or modify DHCP V4 Client in NGPF.
            To create a new DCHP v4 Client stack in NGPF, pass in the Ethernet object.
            To modify an existing DHCP V4 Client stack in NGPF, pass in the dhcpv4client object.

        Parameters
            obj: <str>: To create new DHCP obj.
                 Example: /api/v1/sessions/1/ixnetwork/topology/1/deviceGroup/1/ethernet/1

            obj: <str>: To Modify DHCP client.
                 Example: /api/v1/sessions/1/ixnetwork/topology/1/deviceGroup/1/ethernet/1/ipv4/1/dhcpv4client/1

            dhcp4Broadcast: <bool>
            multiplier: <int>: The amount of DHCP clients to create.
            dhcp4ServerAddress: <str>: The DHCP server IP address.
            dhcp4UseFirstServer: <bool>: Default=True
            dhcp4GatewayMac: <str>: Gateway mac address in the format of 00:00:00:00:00:00
            useRapdCommit: <bool>: Default=False
            renewTimer: <int>: Default=0
    
        Syntax
            POST:  /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/ipv4/{id}/dhcpv4client
            PATCH: /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/ipv4/{id}/dhcpv4client/{id}

        Example:
            dhcpClientObj = protocolObj.configV4DhcpClient(ethernetObj1,
                                                           dhcp4Broadcast=True,
                                                           multiplier = 10,
                                                           dhcp4ServerAddress='1.1.1.11',
                                                           dhcp4UseFirstServer=True,
                                                           dhcp4GatewayMac='00:00:00:00:00:00',
                                                           useRapdCommit=False,
                                                           renewTimer=0)

        Return
            /api/v1/sessions/{id}/ixnetwork/topology/{id}/deviceGroup/{id}/ethernet/{id}/ipv4/{id}/dhcpv4client/{id}
        """
        # To create new DHCP object
        if 'dhcp' not in obj:
            dhcpUrl = self.ixnObj.httpHeader+obj+'/dhcpv4client'
            self.ixnObj.logInfo('Create new DHCP client V4')
            response = self.ixnObj.post(dhcpUrl)
            # /api/v1/sessions/1/ixnetwork/topology/1/deviceGroup/1/ethernet/1/ipv4/1/dhcpv4client/1
            dhcpObj = response.json()['links'][0]['href']

        # To modify DHCP
        if 'dhcp' in obj:
            dhcpObj = obj

        dhcpObjResponse = self.ixnObj.get(self.ixnObj.httpHeader+dhcpObj)

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

        # All of these DHCP attributes configures multivalue singleValue. So just loop them to do the same thing.
        dhcpAttributes = ['dhcp4Broadcast', 'dhcp4UseFirstServer', 'dhcp4ServerAddress', 'dhcp4GatewayMac', 'dhcp4GatewayAddress'
                          'useRapidCommit', 'dhcp4GatewayMac', 'renewTimer']

        for dhcpAttribute in dhcpAttributes:
            if dhcpAttribute in kwargs:
                multiValue = dhcpObjResponse.json()[dhcpAttribute]
                self.ixnObj.logInfo('Configuring DHCP Client attribute: %s' % dhcpAttribute)
                self.ixnObj.patch(self.ixnObj.httpHeader+multiValue+"/singleValue", data={'value': kwargs[dhcpAttribute]})

        self.configuredProtocols.append(dhcpObj)
        return dhcpObj