code: function randomBuffer (size, start, end) {
    start = start || 0
    end = end || 255
    const range = 1 + end - start
    const buffer = Buffer.allocUnsafe(size)
    for (let i = 0; i < size; ++i) {
      buffer[i] = start + Math.floor(Math.random() * range)
    }
    return buffer
  }
docs: /* The whole net API doesn't use standard callbacks /* eslint-disable standard/no-callback-literal