--- a/src/internet/model/ipv6-raw-socket-impl.h	Wed Dec 02 23:37:23 2015 +0100
+++ b/src/internet/model/ipv6-raw-socket-impl.h	Thu Dec 03 00:35:35 2015 +0100
@@ -107,6 +107,7 @@
   virtual int SendTo (Ptr<Packet> p, uint32_t flags, const Address& toAddress);
   virtual Ptr<Packet> Recv (uint32_t maxSize, uint32_t flags);
   virtual Ptr<Packet> RecvFrom (uint32_t maxSize, uint32_t flags, Address& fromAddress);
+  virtual void Ipv6JoinGroup (Ipv6Address address, Socket::Ipv6MulticastFilterMode filterMode, std::vector<Ipv6Address> sourceAddresses);
 
   /**
    * \brief Set protocol field.