--- a/src/network/model/packet.cc	Mon Nov 24 06:29:58 2014 -0800
+++ b/src/network/model/packet.cc	Fri Nov 14 15:27:37 2014 -0800
@@ -412,6 +412,14 @@
     }
 }
 
+std::string
+Packet::ToString() const
+{
+  std::ostringstream oss;
+  Print (oss);
+  return oss.str();
+}
+
 void 
 Packet::Print (std::ostream &os) const
 {