def ip_access_control_lists(self):
        """
        Access the ip_access_control_lists

        :returns: twilio.rest.api.v2010.account.sip.ip_access_control_list.IpAccessControlListList
        :rtype: twilio.rest.api.v2010.account.sip.ip_access_control_list.IpAccessControlListList
        """
        if self._ip_access_control_lists is None:
            self._ip_access_control_lists = IpAccessControlListList(
                self._version,
                account_sid=self._solution['account_sid'],
            )
        return self._ip_access_control_lists
Access the ip_access_control_lists

        :returns: twilio.rest.api.v2010.account.sip.ip_access_control_list.IpAccessControlListList
        :rtype: twilio.rest.api.v2010.account.sip.ip_access_control_list.IpAccessControlListList