code: func (s *NetworkNode) SetFromDocker(port string) error {
  	split := strings.Split(port, "/")
  	iPort, err := strconv.ParseUint(split[0], 10, 16)
  	if err != nil {
  		return err
  	}
  
  	s.Port, s.Protocol = uint16(iPort), split[1]
  	return nil
  }
docs: // SetFromDocker parses port as provided by Docker and extract protocol and port
  // number.