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;