## page was renamed from DNS/BIND/キャッシュサーバ/9.4.0
## page was renamed from DNS/キャッシュサーバ/BIND/9.4.0
DNS/キャッシュサーバ/BIND/9.4.0について、ここに記述してください。

BIND 9.4.0
{{{
        BIND 9.4.0 has a number of new features over 9.3,
        including:

        Implemented "additional section caching (or acache)", an
        internal cache framework for additional section content to
        improve response performance.  Several configuration options
        were provided to control the behavior.
}}}

確かに、　additional section の　A　を返してこない。
　[[/テスト]]


一方でこういう不良も：
　https://www.isc.org/software/bind/advisories/cve-2009-4022