diff -r 87623f49bd1e src/devices/point-to-point/point-to-point-channel.cc
--- a/src/devices/point-to-point/point-to-point-channel.cc	Mon Feb 02 10:57:21 2009 +0000
+++ b/src/devices/point-to-point/point-to-point-channel.cc	Mon Feb 02 15:08:15 2009 +0000
@@ -34,10 +34,10 @@
   static TypeId tid = TypeId ("ns3::PointToPointChannel")
     .SetParent<Channel> ()
     .AddConstructor<PointToPointChannel> ()
-    .AddAttribute ("Delay", "Transmission delay through the channel",
-                   TimeValue (Seconds (0)),
-                   MakeTimeAccessor (&PointToPointChannel::m_delay),
-                   MakeTimeChecker ())
+    .AddAttribute ("Delay", "Random variable giving transmission delay through the channel, in seconds.",
+                   RandomVariableValue (ConstantVariable (0)),
+                   MakeRandomVariableAccessor (&PointToPointChannel::m_delay),
+                   MakeRandomVariableChecker ())
     ;
   return tid;
 }
@@ -48,7 +48,6 @@
 PointToPointChannel::PointToPointChannel()
 : 
   Channel ("PointToPoint Channel"), 
-  m_delay (Seconds (0.)),
   m_nDevices (0)
 {
   NS_LOG_FUNCTION_NOARGS ();
@@ -89,7 +88,7 @@
 
   uint32_t wire = src == m_link[0].m_src ? 0 : 1;
 
-  Simulator::Schedule (txTime + m_delay, &PointToPointNetDevice::Receive,
+  Simulator::Schedule (txTime + Seconds (m_delay.GetValue ()), &PointToPointNetDevice::Receive,
     m_link[wire].m_dst, p);
   return true;
 }
diff -r 87623f49bd1e src/devices/point-to-point/point-to-point-channel.h
--- a/src/devices/point-to-point/point-to-point-channel.h	Mon Feb 02 10:57:21 2009 +0000
+++ b/src/devices/point-to-point/point-to-point-channel.h	Mon Feb 02 15:08:15 2009 +0000
@@ -24,6 +24,7 @@
 #include "ns3/ptr.h"
 #include "ns3/nstime.h"
 #include "ns3/data-rate.h"
+#include "ns3/random-variable.h"
 
 namespace ns3 {
 
@@ -94,8 +95,8 @@
   // Each point to point link has exactly two net devices
   static const int N_DEVICES = 2;
 
-  Time          m_delay;
-  int32_t       m_nDevices;
+  RandomVariable m_delay;
+  int32_t        m_nDevices;
 
   enum WireState
     {