Adding more doxygen documentation
diff --git a/model/ccnx-face.h b/model/ccnx-face.h
index ad8ca80..8bae198 100644
--- a/model/ccnx-face.h
+++ b/model/ccnx-face.h
@@ -68,6 +68,9 @@
CcnxFace (Ptr<Node> node);
virtual ~CcnxFace();
+ /**
+ * @brief Get node to which this face is associated
+ */
Ptr<Node>
GetNode () const;
@@ -143,7 +146,11 @@
*/
virtual bool
IsUp () const;
-
+
+ /**
+ * @brief Print information about the face into the stream
+ * @param os stream to write information to
+ */
virtual std::ostream&
Print (std::ostream &os) const;