diff --git a/bin/dns-pack.js b/bin/dns-pack.js
new file mode 100644
index 0000000..b1d08b1
--- /dev/null
+++ b/bin/dns-pack.js
@@ -0,0 +1,41 @@
+'use strict';
+
+// EXAMPLE:
+// node bin/dns-parse.js samples/a-0.mdns.bin
+
+// pass a terminal arg
+var filename = process.argv[2];
+if (!filename) {
+  console.error("Usage: node bin/dns-pack.js <path/to/sample.json>");
+  console.error("Example: node bin/dns-pack.js ./samples/services-0.mdns.json");
+  process.exit(1);
+}
+
+
+var PromiseA = require('bluebird');
+var fs = PromiseA.promisifyAll(require('fs'));
+var dnsjs = require('../').DNSPacket;
+
+fs.readFileAsync(filename, null).then(function (nb) {
+  //
+  // current reference impl
+  //
+  //console.log(require('native-dns-packet').parse(nb));
+
+
+  //
+  // other reference impl
+  //
+  //console.log(require('dns-js').DNSPacket.parse(nb));
+
+  // nb is a Uint8Array (ArrayBufferView) for nb.buffer
+  // nb.buffer is the actual ArrayBuffer
+
+  //var ab = nb.buffer.slice(nb.byteOffset, nb.byteOffset + nb.byteLength);
+  var packet = dnsjs.write(JSON.parse(buffer.toString('ascii')));
+
+  //console.log('[packet]', nb.byteLength, 'bytes:');
+  //console.log(JSON.stringify(packet, null, 2));
+
+  //TODO hexdump packet
+});