66   virtual bool SendFrom(Ptr<Packet> packet, const Address& source, const Address& dest, uint16_t protocolNumber);

    66   virtual bool SendFrom(Ptr<Packet> packet, const Address& source, const Address& dest, uint16_t protocolNumber);

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

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

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

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

    69   virtual bool NeedsArp (void) const;

    69   virtual bool NeedsArp (void) const;

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

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

    71 

    73 

    72 protected:

    74 protected:

    73   virtual void DoDispose (void);

    75   virtual void DoDispose (void);

    74 private:

    76 private:

    75   Ptr<SimpleChannel> m_channel;

    77   Ptr<SimpleChannel> m_channel;