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ip::v6_only

Socket option for determining whether an IPv6 socket supports IPv6 communication only.

typedef implementation_defined v6_only;

Implements the IPPROTO_IPV6/IP_V6ONLY socket option.

Examples

Setting the option:

boost::asio::ip::tcp::socket socket(io_service); 
...
boost::asio::ip::v6_only option(true);
socket.set_option(option);

Getting the current option value:

boost::asio::ip::tcp::socket socket(io_service); 
...
boost::asio::ip::v6_only option;
socket.get_option(option);
bool v6_only = option.value();
Requirements

Header: boost/asio/ip/v6_only.hpp

Convenience header: boost/asio.hpp


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