...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Socket option for local interface to use for outgoing multicast packets.
typedef implementation_defined outbound_interface;
Implements the IPPROTO_IP/IP_MULTICAST_IF socket option.
Setting the option:
boost::asio::ip::udp::socket socket(io_service); ... boost::asio::ip::address_v4 local_interface = boost::asio::ip::address_v4::from_string("1.2.3.4"); boost::asio::ip::multicast::outbound_interface option(local_interface); socket.set_option(option);