code: def down(self):
          
          set_interface_down(self.ifIndex, self.auth, self.url, devip=self.ip)
          self.adminstatus = get_interface_details(self.ifIndex, self.auth, self.url, devip=self.ip)[
              'adminStatusDesc']
docs: Function operates on the IMCInterface object and configures the interface into an
          administratively down state and refreshes contents of self.adminstatus
          :return: