index.js
function totalRx(opts) {
  if (opts) {
    opts.iface = opts.iface || 'lo';
    opts.units = opts.units || 'bytes';
  } else {
    opts = {
      iface: 'lo',
      units: 'bytes',
    };
  }

  var total = parseInt(_parseProcNetDev()[opts.iface].bytes.receive);
  var converted = _bytesTo(total, opts.units);

  return converted;
}
function totalRx(opts) {
  if (opts) {
    opts.iface = opts.iface || 'lo';
    opts.units = opts.units || 'bytes';
  } else {
    opts = {
      iface: 'lo',
      units: 'bytes',
    };
  }

  var total = parseInt(_parseProcNetDev()[opts.iface].bytes.receive);
  var converted = _bytesTo(total, opts.units);

  return converted;
}
/* PUBLIC