diff --git a/include/ndn-cpp/forwarding-flags.hpp b/include/ndn-cpp/forwarding-flags.hpp
index f8e62c7..a0c81c1 100644
--- a/include/ndn-cpp/forwarding-flags.hpp
+++ b/include/ndn-cpp/forwarding-flags.hpp
@@ -32,7 +32,6 @@
     , local_(false)
     , tap_(false)
     , captureOk_(false)
-
   {
   }
 
@@ -197,6 +196,29 @@
   captureOk_    = (flags & Tlv::FaceManagement::FORW_CAPTURE_OK)    ? true : false;
 }
 
+inline std::ostream&
+operator << (std::ostream &os, const ForwardingFlags &flags)
+{
+  if (flags.getActive())
+    os << "ACTIVE ";
+  if (flags.getChildInherit())
+    os << "CHILE_INHERIT ";
+  if (flags.getAdvertise())
+    os << "ADVERTISE ";
+  if (flags.getLast())
+    os << "LAST ";
+  if (flags.getCapture())
+    os << "CAPTURE ";
+  if (flags.getLocal())
+    os << "LOCAL ";
+  if (flags.getTap())
+    os << "TAP ";
+  if (flags.getCaptureOk())
+    os << "CAPTURE_OK ";
+
+  return os;
+}
+
 }
 
 #endif