diff --git a/src/csma-layout/wscript b/src/csma-layout/wscript
index c692d3511..a7c7a5c6d 100644
--- a/src/csma-layout/wscript
+++ b/src/csma-layout/wscript
@@ -14,5 +14,5 @@ def build(bld):
     if bld.env['ENABLE_EXAMPLES']:
         bld.add_subdirs('examples')
 
-    #bld.ns3_python_bindings()
+    bld.ns3_python_bindings()
 
diff --git a/src/csma/model/csma-channel.cc b/src/csma/model/csma-channel.cc
index 8291f2360..a95fbe436 100644
--- a/src/csma/model/csma-channel.cc
+++ b/src/csma/model/csma-channel.cc
@@ -58,6 +58,12 @@ CsmaChannel::CsmaChannel ()
   m_deviceList.clear ();
 }
 
+CsmaChannel::~CsmaChannel ()
+{
+  NS_LOG_FUNCTION (this);
+  m_deviceList.clear ();
+}
+
 int32_t
 CsmaChannel::Attach (Ptr<CsmaNetDevice> device)
 {
@@ -345,6 +351,12 @@ CsmaDeviceRec::CsmaDeviceRec (Ptr<CsmaNetDevice> device)
   active = true;
 }
 
+CsmaDeviceRec::CsmaDeviceRec (CsmaDeviceRec const &deviceRec)
+{
+  devicePtr = deviceRec.devicePtr;
+  active = deviceRec.active;
+}
+
 bool
 CsmaDeviceRec::IsActive () 
 {
diff --git a/src/csma/model/csma-channel.h b/src/csma/model/csma-channel.h
index 7e0f2c9bf..79b50cac6 100644
--- a/src/csma/model/csma-channel.h
+++ b/src/csma/model/csma-channel.h
@@ -45,6 +45,7 @@ public:
 
   CsmaDeviceRec();
   CsmaDeviceRec(Ptr< CsmaNetDevice > device);
+  CsmaDeviceRec (CsmaDeviceRec const &);
 
   /**
    * \return If the net device pointed to by the devicePtr is active
@@ -81,6 +82,10 @@ public:
    * \brief Create a CsmaChannel
    */
   CsmaChannel ();
+  /**
+   * \brief Destroy a CsmaChannel
+   */
+  virtual ~CsmaChannel ();
 
   /**
    * \brief Attach a given netdevice to this channel
@@ -269,6 +274,9 @@ public:
   Time GetDelay (void);
 
 private:
+  // Avoid implicit copy constructor and assignment (python bindings issues)
+  CsmaChannel (CsmaChannel const &);
+  CsmaChannel &operator = (CsmaChannel const &);
 
   /**
    * The assigned data rate of the channel