code: def listar_permissao(self, nome_equipamento, nome_interface):
          
          vlan_map = dict()
          vlan_map['nome'] = nome_equipamento
          vlan_map['nome_interface'] = nome_interface
  
          code, xml = self.submit({'equipamento': vlan_map}, 'PUT', 'vlan/list/')
  
          return self.response(code, xml)
docs: List all VLANS having communication permission to trunk from a port in switch.
  
          Run script 'configurador'.
  
          ::
  
            The value of 'stdout' key of return dictionary can have a list of numbers or
            number intervals of VLAN´s, comma separated. Examples of possible returns of 'stdout' below:
                - 100,103,111,...
                - 100-110,...
                - 100-110,112,115,...
                - 100,103,105-111,113,115-118,...
  
          :param nome_equipamento: Equipment name.
          :param nome_interface: Interface name.
  
          :return: Following dictionary:
  
          ::
  
            {‘sucesso’: {‘codigo’: < codigo >,
            ‘descricao’: {'stdout':< stdout >, 'stderr':< stderr >}}}
  
          :raise InvalidParameterError: Equipment name and/or interface name is invalid or none.
          :raise EquipamentoNaoExisteError: Equipment does not exist.
          :raise LigacaoFrontInterfaceNaoExisteError: There is no interface on front link of informed interface.
          :raise InterfaceNaoExisteError: Interface does not exist or is not associated to equipment.
          :raise LigacaoFrontNaoTerminaSwitchError: Interface does not have switch connected.
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.
          :raise ScriptError: Failed to run the script.