def sendNsNgpf(self, ipv6ObjList):
        """
        Description
            Send NS out of all the IPv6 objects that you provide in a list.
        
        Parameter
            ipv6ObjList: <str>:  Provide a list of one or more IPv6 object handles to send arp.
                         Ex: ["/api/v1/sessions/1/ixnetwork/topology/1/deviceGroup/1/ethernet/1/ipv6/1"]
        """
        if type(ipv6ObjList) != list:
            raise IxNetRestApiException('sendNsNgpf error: The parameter ipv6ObjList must be a list of objects.')

        url = self.ixnObj.sessionUrl + '/topology/deviceGroup/ethernet/ipv6/operations/sendns'
        data = {'arg1': ipv6ObjList}
        response = self.ixnObj.post(url, data=data)
        self.ixnObj.waitForComplete(response, url + '/' + response.json()['id'])