diff -r f001689cacd2 -r cab2a59cba8f src/helper/node-container.h
--- a/src/helper/node-container.h	Fri Mar 21 15:52:49 2008 -0700
+++ b/src/helper/node-container.h	Fri Mar 21 15:58:20 2008 -0700
@@ -7,23 +7,71 @@
 
 namespace ns3 {
 
+/**
+ * \brief keep track of a set of node pointers.
+ *
+ */
 class NodeContainer
 {
 public:
   typedef std::vector<Ptr<Node> >::const_iterator Iterator;
 
+  /**
+   * Create an empty NodeContainer.
+   */
   NodeContainer ();
+  /**
+   * \param node a node to add to the container
+   *
+   * Create a NodeContainer with exactly one node.
+   */
   NodeContainer (Ptr<Node> node);
+  /**
+   * \param a a node container
+   * \param b another node container
+   *
+   * Create a node container which is a concatenation of the two input
+   * NodeContainers.
+   */
   NodeContainer (const NodeContainer &a, const NodeContainer &b);
 
+  /**
+   * \returns an iterator to the start of the vector of node pointers.
+   */
   Iterator Begin (void) const;
+  /**
+   * \returns an iterator to the end of the vector of node pointers.
+   */
   Iterator End (void) const;
 
+  /**
+   * \returns the number of node pointers stored in this NodeContainer.
+   */
   uint32_t GetN (void) const;
+  /**
+   * \param i the index of the requested node pointer.
+   * \returns the requested node pointer.
+   */
   Ptr<Node> Get (uint32_t i) const;
 
+  /**
+   * \param n the number of nodes to create
+   *
+   * Create n nodes and append pointers to them to the end of this NodeContainer.
+   */
   void Create (uint32_t n);
+  /**
+   * \param other another NodeContainer
+   *
+   * Append the node pointers from the input NodeContainer at the end
+   * of this NodeContainer.
+   */
   void Add (NodeContainer other);
+  /**
+   * \param node a node pointer
+   *
+   * Append the input node pointer at the end of this NodeContainer.
+   */
   void Add (Ptr<Node> node);
 
  private: