Cache DNS

bind-9.3.0-3.1.101mdk.i586.rpm
bind-utils-9.3.0-3.1.101mdk.i586.rpm
caching-nameserver-9.2-2mdk.noarch.rpm

bind-9_9.2.3+9.2.4-rc2-1_i386.deb
bind9-host_9.2.3+9.2.4-rc2-1_i386.deb
dnsutils_9.2.3+9.2.4-rc2-1_i386.deb
libdns11_9.2.3+9.2.4-rc2-1_i386.deb

/etc/rndc.key (chmod 600) sous cette forme :

/etc/bind/rndc.key (chmod 600) sous cette forme :

Modifier le fichier /etc/named.conf

// Déclaration de la clef en incluant directement le fichier clef.
include "/etc/rndc.key";

// Autorise une mise à jour avec la clef.
controls {
inet 127.0.0.1 allow { any; } keys { "mykey"; };
};

// Définit les options du serveur dans son ensemble.
options {
directory "/var/named";
pid-file "/var/run/named/named.pid";

// Permet de masquer la version de BIND.
version "SECRET";

// Indique que le port 53 est le port d'échange DNS.
// Recommandé lorsqu'il y a un Firewall.
query-source address * port 53;

// Définit les zones root et locales.
zone "." {
type hint;
file "named.ca";
};

zone "0.0.127.in-addr.arpa" {
type master;
file "named.local";
};

Modifiez le fichier /etc/bind/named.conf

// Déclaration de la clef en incluant directement le fichier clef.
include "/etc/bind/rndc.key";

// Autorise une mise à jour avec la clef.
controls {
inet 127.0.0.1 allow { any; } keys { "mykey"; };
};

include "/etc/bind/named.conf.options";

// prime the server with knowledge of the root servers
zone "." {
type hint;
file "/etc/bind/db.root";
};

// be authoritative for the localhost forward and reverse zones, and for
// broadcast zones as per RFC 1912

zone "localhost" {
type master;
file "/etc/bind/db.local";
};

zone "127.in-addr.arpa" {
type master;
file "/etc/bind/db.127";
};

zone "0.in-addr.arpa" {
type master;
file "/etc/bind/db.0";
};

zone "255.in-addr.arpa" {
type master;
file "/etc/bind/db.255";
};

Modifiez le fichier /etc/bind/named.conf.options

options {
directory "/var/cache/bind";

// If there is a firewall between you and nameservers you want
// to talk to, you might need to uncomment the query-source
// directive below. Previous versions of BIND always asked
// questions using port 53, but BIND 8.1 and later use an unprivileged
// port by default.

query-source address * port 53;

// Permet de masquer la version de BIND.
version "SECRET";

// If your ISP provided one or more IP addresses for stable
// nameservers, you probably want to use them as forwarders.
// Uncomment the following block, and insert the addresses replacing
// the all-0's placeholder.

// forwarders {
// 0.0.0.0;
// };

//auth-nxdomain no; # conform to RFC1035

};

Modifiez le fichier /etc/rndc.conf

options {
default-server 127.0.0.1;
default-key "mykey";
};

server localhost {
key "mykey";
};

include "/etc/rndc.key";

Modifiez le fichier /etc/bind/rndc.conf

options {
default-server 127.0.0.1;
default-key "mykey";
};

server localhost {
key "mykey";
};

include "/etc/bind/rndc.key";