centos 7.6 DNS——反向解析

centos 7.6 DNS——反向解析

步骤一

yum -y install bind
[root@localhost ttyy]# rpm -qc bind
/etc/logrotate.d/named
/etc/named.conf
/etc/named.iscdlv.key
/etc/named.rfc1912.zones
/etc/named.root.key
/etc/rndc.conf
/etc/rndc.key
/etc/sysconfig/named
/var/named/named.ca
/var/named/named.empty
/var/named/named.localhost
/var/named/named.loopback
vi /etc/named.conf

步骤二

步骤三

[root@localhost named]# cd /etc/
[root@localhost etc]# vim named.rfc1912.zones 

步骤四

[root@localhost named]# ll
总用量 20
drwxrwx---. 2 named named    6 6月   1 23:26 data
drwxrwx---. 2 named named    6 6月   1 23:26 dynamic
-rw-r-----. 1 root  named 2253 4月   5 2018 named.ca
-rw-r-----. 1 root  named  152 12月 15 2009 named.empty
-rw-r-----. 1 root  named  152 6月  21 2007 named.localhost
-rw-r-----. 1 root  named  168 12月 15 2009 named.loopback
drwxrwx---. 2 named named    6 6月   1 23:26 slaves
[root@localhost named]# cp -p named.localhost ttyy.com.local
[root@localhost named]# vim ttyy.com.local

步骤五

[root@localhost named]# systemctl restart named
[root@localhost named]# echo "servername 192.168.75.137" > /etc/resolv.conf
[root@localhost named]# host 192.168.9.99
99.9.168.192.in-addr.arpa domain name pointer www.ttyy.com.
[root@localhost named]#