boost::uint16_t status = response_.status();

if (status >=300 && status <=307) {

typename headers_range<http::basic_response<Tag> >::type location_range =headers(response_)["Location"];

typename range_iterator<typename headers_range<http::basic_request<Tag> >::type>::type location_header =begin(location_range);

if (location_header !=end(location_range)) {

typename range_iterator<typename headers_range<http::basic_request<Tag> >::type>::type location_header =boost::begin(location_range);

if (location_header !=boost::end(location_range)) {

request_.uri(location_header->second);

}elsethrowstd::runtime_error("Location header not defined in redirect response.");

}elsebreak;

, follow_redirect_

, request_.host()

, lexical_cast<string_type>(request_.port())

,bind(

,boost::bind(

&simple_connection_policy<Tag,version_major,version_minor>::resolve,

this,

_1, _2, _3