智能域名解析

智能域名解析
options {
        directory       "/var/named";
};
include "/var/named/lan.txt";
include "/var/named/wan.txt";

view "LAN" {
match-clients { lan; };
zone "dou.com" IN {
        type master;
        file "dou.lan";
};
};
view "WAN" {
match-clients { wan; };
zone "dou.com" IN {
        type master;
        file "dou.wan";
};
};
100网段
[root@localhost named]# cat /var/named/dou.wan
$TTL 86400
@ IN SOA dou.com. mail.dou.com. (
  20190826
  1D
  1H
  1W
  3H
)
 NS ns1.dou.com.
 NS ns2.dou.com.
ns1 A 192.168.100.11 
ns2 A 192.168.100.12 
www A 192.168.100.13~        

200网段
[root@localhost named]# cat /var/named/dou.lan
$TTL 86400
@ IN SOA dou.com. mail.dou.com. (
  20190826
  1D
  1H
  1W
  3H
)
 NS ns1.dou.com.
 NS ns2.dou.com.
ns1 A 192.168.200.111 
ns2 A 192.168.200.112 
www A 192.168.200.113
wan文件  
  [root@localhost named]# cat wan.txt
acl wan {
192.168.100.0/24;
};     

lan文件
[root@localhost named]# cat lan.txt
acl lan {
192.168.200.0/24;
};