diff --git a/pure-parser-cli.js b/pure-parser-cli.js
new file mode 100644
index 0000000..f380e60
--- /dev/null
+++ b/pure-parser-cli.js
@@ -0,0 +1,23 @@
+'use strict';
+
+// EXAMPLE:
+// node pure-parser.js samples/a-0.mdns.bin
+
+// pass a terminal arg
+var filename = process.argv[2];
+if (!filename) {
+  console.error("Usage: node aj-listener.js <type> [count]");
+  console.error("Example: node aj-listener.js _service 0");
+  process.exit(1);
+}
+
+
+var PromiseA = require('bluebird');
+var fs = PromiseA.promisifyAll(require('fs'));
+var pdns = require('./pure-parser');
+
+fs.readFileAsync(filename, null).then(function (nb) {
+  // nb is a Uint8Array (ArrayBufferView) for nb.buffer
+  // nb.buffer is the actual ArrayBuffer
+  pdns.unpack(nb.buffer);
+});
diff --git a/pure-parser.js b/pure-parser.js
index 0244dff..bb1185d 100644
--- a/pure-parser.js
+++ b/pure-parser.js
@@ -1,23 +1,5 @@
 'use strict';
 
-// pass a terminal arg
-var filename = process.argv[2];
-if (!filename) {
-  console.error("Usage: node aj-listener.js <type> [count]");
-  console.error("Example: node aj-listener.js _service 0");
-  process.exit(1);
-}
-
-
-var PromiseA = require('bluebird');
-var fs = PromiseA.promisifyAll(require('fs'));
-
-fs.readFileAsync(filename, null).then(function (nb) {
-  // nb is a Uint8Array (ArrayBufferView) for nb.buffer
-  // nb.buffer is the actual ArrayBuffer
-  pdns.unpack(nb.buffer);
-});
-
 var pdns = module.exports;
 
 // Order http://www.zytrax.com/books/dns/ch15/