DNS主從同步

DNS主從同步

DNS主服務器的配置

1. yum install bind -y
2. vim /etc/named.conf
   1. //      listen-on port 53 { 127.0.0.1; };
   2. //      allow-query     { localhost; };
   3. allow-transfer  { 192.168.209.10;};
3. vim /etc/named.rfc1912.zones
   1. zone "xuepeng.com" in {
              type master;
              file "xuepeng.com.zone";
      };
4. cd /var/named/
5. cp -p named.localhost xuepeng.com.zone
6. vim xuepeng.com.zone
7. systemctl start named

DNS 從服務器的配置

1. yum install bind -y
2. vim /etc/named.conf
   1. //      listen-on port 53 { 127.0.0.1; };            
      //      allow-query     { localhost; };
              allow-transfer  { none; };
3. vim /etc/named.rfc1912.zones
   1. zone "xuepeng.com" in {
              type slave;
              masters { 192.168.209.6; };
              file "slaves/xuepeng.com.slave.zone";
      };
4. service named start

DNS 客戶端測試

[root@centos6 ~]# host ftp.xuepeng.com 192.168.209.10
Using domain server:
Name: 192.168.209.10
Address: 192.168.209.10#53
Aliases: 

ftp.xuepeng.com has address 1.1.1.1

改變 主 DNS 服務器的 數據庫記錄，增長版本號，看從DNS服務器的變化