code: def list_all_available(self, id_vlan):
          
  
          url = 'environmentvip/search/' + str(id_vlan)
  
          code, xml = self.submit(None, 'GET', url)
  
          key = 'environment_vip'
  
          return get_list_map(self.response(code, xml, [key]), key)
docs: List all environment vips availables
  
          :return: Following dictionary:
  
          ::
  
              {'environment_vip': [{'id': <id>,
              'finalidade_txt': <finalidade_txt>,
              'cliente_txt': <cliente_txt>,
              'ambiente_p44_txt': <ambiente_p44_txt> }
              {... other environments vip ...}]}
  
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.