Service DNS
Configuration
$ su
# cat /var/named/chroot/etc/named.conf
//
// named.conf for PERCEVALE
//
options {
listen-on {any;};
listen-on-v6 {any;};
allow-query { 157.159.226.0/24; };
forwarders { 157.159.10.12; 157.159.10.13; };
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
};
zone "." IN {
type hint;
file "named.ca";
};
include "/etc/named.rfc1912.zones";
zone "percevale" IN {
type master;
notify no;
file "named.percevale";
};
zone "226.159.157.in-addr.arpa" IN {
type master;
notify no;
file "reverse.percevale";
};
include "/etc/rndc.key";
# cat /var/named/chroot/var/named/named.percevale
$TTL 3D
@ IN SOA ns.percevale. root.ns.percevale. (
0 ; Serial
8H ; Refresh
2H ; Retry
4W ; Expire
1D ) ; Min TTL
;
NS ns.percevale.
MX 10 ns.percevale.
A 127.0.0.1
AAAA ::1
ns A 157.159.226.30
pe1750 A 157.159.226.31
# cat /var/named/chroot/var/named/reverse.percevale
$TTL 3D
@ IN SOA ns.percevale. root.ns.percevale. (
0 ; Serial
8H ; Refresh
2H ; Retry
4W ; Expire
1D ) ; Min TTL
;
NS ns.percevale.
MX 10 ns.percevale.
1 PTR sw1.percevale.
31 PTR pe1750.percevale.
# chgrp named named.conf
# chgrp named named.percevale
# chgrp named reverse.percevale
# service named restart
Stopping named: [ OK ]
Starting named: [ OK ]
# /sbin/chkconfig --list named
Faisons quelques tests...
$ dig @157.159.226.30 pe1750.percevale
;; QUESTION SECTION:
;pe1750.percevale. IN A
;; ANSWER SECTION:
pe1750.percevale. 259200 IN A 157.159.226.31
;; AUTHORITY SECTION:
percevale. 259200 IN NS ns.percevale.
;; ADDITIONAL SECTION:
ns.percevale. 259200 IN A 157.159.226.30
$ dig @157.159.226.30 -x 157.159.226.1
;; QUESTION SECTION:
;1.226.159.157.in-addr.arpa. IN PTR
;; ANSWER SECTION:
1.226.159.157.in-addr.arpa. 259200 IN PTR sw1.percevale.
;; AUTHORITY SECTION:
226.159.157.in-addr.arpa. 259200 IN NS ns.percevale.
;; ADDITIONAL SECTION:
ns.percevale. 259200 IN A 157.159.226.30
;; Query time: 1 msec
;; SERVER: 157.159.226.30#53(157.159.226.30)
;; WHEN: Wed Mar 11 19:45:06 2009
;; MSG SIZE rcvd: 104