var Sntp = require('../lib');
  
  // All options are optional
  
  var options = {
      host: 'nist1-sj.ustiming.org',  // Defaults to pool.ntp.org
      port: 123,                      // Defaults to 123 (NTP)
      resolveReference: true,         // Default to false (not resolving)
      timeout: 1000                   // Defaults to zero (no timeout)
  };
  
  // Request server time
  
  Sntp.time(options, function (err, time) {
  
      if (err) {
          console.log('Failed: ' + err.message);
          process.exit(1);
      }
  
      console.log(time);
      console.log('Local clock is off by: ' + time.t + ' milliseconds');
      process.exit(0);
  });