protected function connection_redirect($args)
    {
        $host = $args->read_shortstr();
        $this->known_hosts = $args->read_shortstr();
        $this->debug->debug_msg(sprintf(
                'Redirected to [%s], known_hosts [%s]',
                $host,
                $this->known_hosts
            ));

        return $host;
    }