[Member name] ReceiveAllMulticast [Description] 
Enable receiving all multicast IPv4 packets on the network. These are packets with destination addresses in the range 224.0.0.0 through 239.255.255.255. The socket must have address family InterNetwork, the socket type must be Raw, and the protocol type must be Udp. The current user must belong to the Administrators group on the local computer, and the socket must be bound to a specific port. This control code is supported on Windows 2000 and later operating systems. This value is equal to the Winsock 2 SIO_RCVALL_MCAST constant.