I'm using debian etch, and my bind 9.3. Problem with: tkey-gssapi-credential "DNS/krb.realm"; tkey-domain "KRB.REALM"; Did I understand it. I'm not sure. Do I must upgrade to bind 9.5 or install 9.5? After I had put it in optional{} /etc/bind/named.conf.local, I didn't restart bind