安装依赖包：
yum install bind*
配置/etc/named.conf
[root@dg01 ~]# cat /etc/named.conf
//
// named.conf
//
// Provided by Red Hat bind package to configure the ISC BIND named(8) DNS
// server as a caching only nameserver (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
options {
listen-on port 53 { any; };
listen-on-v6 port 53 { ::1; };
directory "/var/named";
dump-file "/var/named/data/cache_dump.db";
statistics-file "/var/named/data/named_stats.txt";
memstatistics-file "/var/named/data/named_mem_stats.txt";
allow-query { any; };
recursion yes;
dnssec-enable yes;
dnssec-validation yes;
dnssec-lookaside auto;
/* Path to ISC DLV key */
bindkeys-file "/etc/named.iscdlv.key";
managed-keys-directory "/var/named/dynamic";
};
logging {
channel default_debug {
file "data/named.run";
severity dynamic;
};
};
zone "." IN {
type hint;
file "named.ca";
};
include "/etc/named.rfc1912.zones";
//include "/etc/named.root.key";
//include "/etc/racdb-scan.zones";
配置/etc/named.rfc1912.zones
[root@dg01 ~]# cat /etc/named.rfc1912.zones
zone "racdb-scan" IN {
type master;
file "racdb-scan_zone";
allow-update { none; };
};
zone "56.168.192.in-addr.arpa" IN {
type master;
file "192.168.56.zone";
allow-update { none; };
};
配置/var/named/racdb-scan_zone
[root@dg01 ~]# cat /var/named/racdb-scan_zone $TTL 86400 @ IN SOA racdb-scan root.racdb-scan. ( 0 ; serial 1D ; refresh 1H ; retry 1W ; expire 3H ) ; minimum @ IN NS racdb-scan. IN A 192.168.56.15 IN A 192.168.56.16 IN A 192.168.56.17
配置/var/named/192.168.56.zone
[root@dg01 ~]# cat /var/named/192.168.56.zone $TTL 86400 @ IN SOA racdb-scan root.racdb-scan. ( 0 ; serial 1D ; refresh 1H ; retry 1W ; expire 3H ) ; minimum @ IN NS racdb-scan. 15 IN PTR racdb-scan 16 IN PTR racdb-scan 17 IN PTR racdb-scan
然后启动服务：
[root@dg01 ~]# service named start Starting named: named: already running [ OK ]
检查正向解析：
[root@dg01 ~]# nslookup racdb-scan Server: 192.168.56.21 Address: 192.168.56.21#53 Name: racdb-scan Address: 192.168.56.17 Name: racdb-scan Address: 192.168.56.15 Name: racdb-scan Address: 192.168.56.16
检查反向解析：
[root@dg01 ~]# nslookup 192.168.56.15 Server: 192.168.56.21 Address: 192.168.56.21#53 15.56.168.192.in-addr.arpa name = racdb-scan.56.168.192.in-addr.arpa. [root@dg01 ~]# nslookup 192.168.56.16 Server: 192.168.56.21 Address: 192.168.56.21#53 16.56.168.192.in-addr.arpa name = racdb-scan.56.168.192.in-addr.arpa. [root@dg01 ~]# nslookup 192.168.56.17 Server: 192.168.56.21 Address: 192.168.56.21#53 17.56.168.192.in-addr.arpa name = racdb-scan.56.168.192.in-addr.arpa.
