42   virtual Ptr<Node> GetNode (void) const;

    42   virtual Ptr<Node> GetNode (void) const;

    43   virtual void SetNode (Ptr<Node> node);

    43   virtual void SetNode (Ptr<Node> node);

    44   virtual bool NeedsArp (void) const;

    44   virtual bool NeedsArp (void) const;

    45   virtual void SetReceiveCallback (NetDevice::ReceiveCallback cb);

    45   virtual void SetReceiveCallback (NetDevice::ReceiveCallback cb);

    46 

    46 

    47 private:

    49 private:

    48   Ptr<SimpleChannel> m_channel;

    50   Ptr<SimpleChannel> m_channel;

    49   NetDevice::ReceiveCallback m_rxCallback;

    51   NetDevice::ReceiveCallback m_rxCallback;

    50   Ptr<Node> m_node;

    52   Ptr<Node> m_node;

    51   uint16_t m_mtu;

    53   uint16_t m_mtu;