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实现父域DNS服务器
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| vim /etc/named.conf
// listen-on port 53 { 127.0.0.1; }; // allow-query { localhost; };
allow-transfer { 从服务器IP;};
dnssec-enable no; dnssec-validation no;
vim /etc/named.rfc1912.zones
zone "magedu.local" { type master; file "magedu.org.local"; };
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| vim /var/named/magedu.local.zone $TTL 1D @ IN SOA master admin.magedu.org. ( 0 ; serial 1D ; refresh 1H ; retry 1W ; expire 3H ) ; minimum NS master shanghai NS shanghains master A 10.0.0.175 www A 10.0.0.8 slave A 10.0.0.6 shanghains A 10.0.0.18
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实现子域DNS服务器
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| vim /etc/named.conf
// listen-on port 53 { 127.0.0.1; }; // allow-query { localhost; }; allow-transfer { none;};
vim /etc/named.rfc1912.zones zone "shanghai.magedu.local" { type master; file "shanghai.magedu.local.zone"; };
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| vim /var/named/shanghai.magedu.local.zone $TTL 1D @ IN SOA master admin.magedu.org. ( 0 ; serial 1D ; refresh 1H ; retry 1W ; expire 3H ) ; minimum NS master master A 10.0.0.18 www A 10.0.0.8 ; www.shanghai.magedu.local
# systemctl start named 第一次启动服务 # rndc reload 不是第一次启动服务
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客户端测试
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| dig www.shanghai.magedu.org
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