diff -r 7b2e9458bff1 src/applications/model/ping6.cc
--- a/src/applications/model/ping6.cc	Sun Apr 17 20:06:22 2011 -0700
+++ b/src/applications/model/ping6.cc	Mon Apr 18 10:56:14 2011 +0400
@@ -162,7 +162,7 @@
   NS_LOG_FUNCTION_NOARGS ();
   NS_ASSERT (m_sendEvent.IsExpired ());
   Ptr<Packet> p = 0;
-  uint8_t data[m_size];
+  uint8_t* data = new uint8_t[m_size];
   Ipv6Address src;
   Ptr<Ipv6> ipv6 = GetNode ()->GetObject<Ipv6> ();
 
@@ -221,6 +221,8 @@
     {
       ScheduleTransmit (m_interval);
     }
+
+  delete[] data;
 }
 
 void Ping6::HandleRead (Ptr<Socket> socket)
diff -r 7b2e9458bff1 src/applications/model/v4ping.cc
--- a/src/applications/model/v4ping.cc	Sun Apr 17 20:06:22 2011 -0700
+++ b/src/applications/model/v4ping.cc	Mon Apr 18 10:56:14 2011 +0400
@@ -122,7 +122,7 @@
 
 	  if (i != m_sent.end () && echo.GetIdentifier () == 0)
 	    {
-              uint32_t buf[m_size / 4];
+              uint32_t* buf = new uint32_t[m_size / 4];
 	      uint32_t dataSize = echo.GetDataSize ();
               uint32_t nodeId;
               uint32_t appId;
@@ -153,6 +153,7 @@
 		        }
 		    }
 		}
+	      delete[] buf;
 	    }
 	}
     }
@@ -192,7 +193,7 @@
   // (where any difference would show up anyway) and borrow that code.  Don't
   // be too surprised when you see that this is a little endian convention.
   //
-  uint8_t data[m_size];
+  uint8_t* data = new uint8_t[m_size];
   for (uint32_t i = 0; i < m_size; ++i) data[i] = 0;
   NS_ASSERT (m_size >= 16);
   
@@ -216,6 +217,7 @@
   m_sent.insert (std::make_pair (m_seq - 1, Simulator::Now()));
   m_socket->Send (p, 0);
   m_next = Simulator::Schedule (m_interval, & V4Ping::Send, this);
+  delete[] data;
 }
 
 void