code: def get_ip_by_equip_and_vip(self, equip_name, id_evip):
          
  
          if not is_valid_int_param(id_evip):
              raise InvalidParameterError(
                  u'Vip environment is invalid or was not informed.')
  
          ip_map = dict()
          ip_map['equip_name'] = equip_name
          ip_map['id_evip'] = id_evip
  
          url = "ip/getbyequipandevip/"
  
          code, xml = self.submit({'ip_map': ip_map}, 'POST', url)
  
          return self.response(code, xml)
docs: Get a available IP in the Equipment related Environment VIP
  
          :param equip_name: Equipment Name.
          :param id_evip: Vip environment identifier. Integer value and greater than zero.
  
          :return: Dictionary with the following structure:
  
          ::
  
              { 'ipv4': [ {'id': < id >, 'ip': < ip >, 'network': { 'id': < id >, 'network': < network >, 'mask': < mask >, }} ... ],
              'ipv6': [ {'id': < id >, 'ip': < ip >, 'network': { 'id': < id >, 'network': < network >, 'mask': < mask >, }} ... ] }
  
          :raise InvalidParameterError: Vip environment identifier or equipment name is none or invalid.
          :raise EquipamentoNotFoundError: Equipment not registered.
          :raise EnvironmentVipNotFoundError: Vip environment not registered.
          :raise UserNotAuthorizedError: User dont have permission to perform operation.
          :raise XMLError: Networkapi failed to generate the XML response.
          :raise DataBaseError: Networkapi failed to access the database.