DNS域名服务器的快速配置
安装包：
bind
bind-chroot
caching-nameserver
启动服务
service named restart
端口 53
配置文件:
/var/named/chroot/etc/named.caching-nameserver.conf(访问控制)
/var/named/chroot/etc/named.rfc1912.zones(定义域名)
/var/named/chroot/var/named/ (域名解析)
正向解析
1.vim /etc/named.caching-nameserver.conf
listen-on port 53 { any; };
allow-query { any; };
allow-query-cache { any; };
match-clients { any; };
match-destinations { any; };
2.vim /etc/named.rfc1912.zones
zone "uplooking.com" IN {
type master;
file "uplooking.com.zone";
};
3.touch /var/named/chroot/var/named/uplooking.com.zone
chown :named /var/named/chroot/var/named/uplooking.com.zone
chmod 640 /var/named/chroot/var/named/uplooking.com.zone
$TTL 86400
@ IN SOA dns.uplooking.com. root ( 20120903 3H 15M 1W 1D )
IN NS dns.uplooking.com.
dns IN A 192.168.119.254
www IN A 192.168.119.254
ftp IN A 192.168.119.254
IN MX 5 mail.uplooking.com.
mail IN A 192.168.119.254
(邮件交换记录)
www IN A 192.168.119.254
www IN A 192.168.119.253
www IN A 192.168.119.252
（负载均衡）
$GENERATE 1-254 stu$ IN A 192.168.119.$
web.uplooking.com. IN CNAME www.uplooking.com.（别名）
4.指定dns
vim /etc/resolv.conf
nameserver 192.168.119.254
5.service named restart
测试
host www.uplooking.com
nslookup www.uplooking.com
反向解析
1.vim /etc/named.rfc1912.zones
zone "119.168.192.in-addr.arpa" IN {
type master;
file "up.com.zone";
};
2.touch /var/named/chroot/var/named/up.com.zone
chown :named /var/named/chroot/var/named/up.com.zone
chmod 640 /var/named/chroot/var/named/up.com.zone
$TTL 86400
@ IN SOA dns.up.com. root ( 123345 3H 15M 1W 1D )
IN NS dns.up.com.
254 IN PTR dns.up.com.
254 IN PTR www.up.com.
主从服务器
主
1.vim /etc/named.rfc1912.zones
zone "youku.com" IN {
type master;
file "youku.com.zone";
allow-transfer { 192.168.119.222; };
};
2.vim youku.com.zone
$TTL 86400
@ IN SOA dns.youku.com. root ( 20120903 3H 15M 1W 1D )
IN NS dns1.youku.com.
IN NS dns2.youku.com.
dns1 IN A 192.168.119.254
dns2 IN A 192.168.119.222
www IN A 192.168.119.254
从
1.安装包
2.vim /etc/named.caching-nameserver.conf
listen-on port 53 { any; };
allow-query { any; };
allow-query-cache { any; };
match-clients { any; };
match-destinations { any; };
3.vim /etc/named.rfc1912.zones
zone "youku.com" IN {
type slave;
file "slaves/youku.com.zone";
masters { 192.168.119.254; };
};
4. 重启服务
service named restart
5.ls /var/named/chroot/var/named/slaves/
youku.com.zone