Examples of DNS implementations

[[Email protected] ~]# yum -y install bind bind-libs bind-utils[[email  protected] ~]# vim /etc/named.confcat /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; };  #修改的地方, comment out the line listen-on-v6 port 53 { ::1; };d irectory  "/ Var/named ";d ump-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; };  #允许递归的用户recursion  yes;    #允许本地客户端查询, should be written on dnssec-enable no;    #关闭该项dnssec-validation  no;  #关闭该项/* 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";}; zone  "Hello.com"  IN {              #Add a positive zone and remember to include a semicolon         type master;         file  "hello.com";   };     zone  " 1.10.in-addr.arpa " IN {     #添加一个反向zone, remember to add a semicolon          type master;        file  "1.10.hello.com";}; include  "/etc/named.rfc1912.zones";include  "/etc/named.root.key";

[email protected] named]# cat hello.com 1.10.hello.com $TTL 600@ in ns1.hello.com. Mail.hello.com. (20161105012h10m1w1d) @ in NS ns1.magedu.com.@ in MX ten mail.hello.com.ns1 in a 10.1.19.1mail in a 10.1.1 9.1www in a 10.1.19.10www in a 10.1.19.11ftp in CNAME Files$ttl 6400@ in SOA ns1.hello.com. Admin.hello.com. (20151105011h5m7d10m) @ in NS ns1.hello.com.1 in ptr ns1.hello.com.10 in ptr www.hello.com.11 in PRT www.h ello.com. [email protected] named]# chown named.named magedu.com 1.10.magedu.com

Examples of DNS implementations