code: def deallocate(self, id_vlan):
          
  
          if not is_valid_int_param(id_vlan):
              raise InvalidParameterError(
                  u'The identifier of Vlan is invalid or was not informed.')
  
          url = 'vlan/' + str(id_vlan) + '/deallocate/'
  
          code, xml = self.submit(None, 'DELETE', url)
  
          return self.response(code, xml)
docs: Deallocate all relationships between Vlan.
  
          :param id_vlan: Identifier of the VLAN. Integer value and greater than zero.
  
          :return: None
  
          :raise InvalidParameterError: VLAN identifier is null and invalid.
          :raise VlanError: VLAN is active.
          :raise VlanNaoExisteError: VLAN not found.
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.