ip::v6_only

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

typedef implementation_defined v6_only;

Name	Description
container	Determine the container for the specified elements.
rebind	Rebind the traits to a new set of signatures.
receive_cancelled_signature	The signature of a channel cancellation notification.
receive_closed_signature	The signature of a channel closed notification.

Name	Description
invoke_receive_cancelled [static]	Invoke the specified handler with a cancellation notification.
invoke_receive_closed [static]	Invoke the specified handler with a closed notification.

Implements the IPPROTO_IPV6/IPV6_V6ONLY socket option.

Setting the option:

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

Getting the current option value:

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

Header: boost/asio/ip/v6_only.hpp

Convenience header: boost/asio.hpp