CentOS 7 DNS Server settings

vim /etc/sysconfig/network-scripts/ifcfg-eno16777736dns1=192.168.1.100vim /etc/sysconfig/ networknetworking=yeshostname=lin01.example.localvim /etc/hosts127.0.0.1   localhost  localhost.localdomain localhost4 localhost4.localdomain4::1          localhost localhost.localdomain localhost6 localhost6.localdomain6vim / etc/resolv.confnameserver 192.168.1.100systemctl restart network.serviceyum install  Bind bind-utilsservice named startcp /etc/named.conf /etc/named.conf.bakvim /etc /named.confoptions {        listen-on port 53 {  127.0.0.1; 192.168.1.100; };  #need  change         listen-on-v6 port 53 { ::1; };         directory        "/var/named";        dump-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     { localhost; 192.168.1.0/24;};   #need  change        recursion yes;         dnssec-enable yes;         dnssec-validation yes;        dnssec-lookaside auto;         /* Path to ISC DLV key */         bindkeys-file  "/etc/named.iscDlv.key ";        managed-keys-directory "/var/named/dynamic ";         pid-file  "/run/named/named.pid";         session-keyfile  "/run/named/session.key";}; logging {        channel default_debug {                 file  "Data/named.run" ;                 severity  dynamic;        };}; zone  "."  IN {        type hint;         file  "named.ca";}; include  "/etc/named.rfc1912.zones";include  "/etc/named.root.key"; #add  followingzone  " Example.local " in {        type master;        file  "Example.zone";}; zone  "1.168.192.in-addr.arpa"  IN {        type  master;        file  "192.168.1.zone"; cp /var/named/ named.localhost /var/named/example.zonevim /var/named/example.zone$ttl 1d@        IN      SOA      lin01.example.local. root.example.local.  (                 0       ; serial                 1D       ; refresh                 1h      ; retry                 1W      ; expire                 3H )     ; minimum@        IN      NS       lin01.example.local.@       in      a        192.168.1.100@       IN       A       192.168.1.91@        in      a       192.168.1.92lin01    IN      A        192.168.1.100lin10   in      a       192.168.1.91lin09    in      a       192.168.1.92cp / var/named/named.localhost /var/named/192.168.1.zonevim /var/named/192.168.1.zone$ttl 1d@        IN      SOA      lin01.example.local. root.example.local.  (                 0       ; serial                 1D       ; refresh                 1H      ; retry                 1w      ; expire                 3H )     ;  minimum@       in      ns       lin01.example.local.@       IN       PTR     example.local.lin01   IN       A       192.168.1.100lin09   IN       A       192.168.1.92lin10   IN       A       192.168.1.91100      in      ptr     lin01.example.local.91       in      ptr     lin10.example.local.92       IN      PTR      Lin09.example.local.systemctl start named.servicesystemctl status named.servicesystemctl  restart named.servicesystemctl enable named

CentOS 7 DNS Server settings