# yum -y install bind
# service named start
vi /etc/sysconfig/network-script/ifcfg-eth0
DEVICE=eth0
BOOTPROTO=static
IPADDR=x.x.x.x
NETMASK=255.255.255.252
DNS1=127.0.0.1
ONBOOT=yes
TYPE=Ethernet
IPV6INIT=no
restart the network service
#service network restart
/etc/resolv.conf will be change to
nameserver 127.0.0.1
Correct the Date Time Setting
#date -s "2013-7-4 09:37:00"
Check hostname
#cat /etc/sysconfig/network
OR
#hostname --fqdn
Check hosts file /etc/hosts
-------------------------------------------------------------------------------------------------
vi /etc/named.conf
options {
// listen-on port 1053 { 127.0.0.1; 192.168.20.33; };
listen-on port 53 { 127.0.0.1; 192.168.20.33; };
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; 192.168.20.0/24; };
forwarders { x.x.x.x; x.x.x.x; };
recursion yes;
max-cache-size 100m;
cleaning-interval 60;
dnssec-enable yes;
dnssec-validation yes;
dnssec-lookaside auto;
/* Path to ISC DLV key */
bindkeys-file "/etc/named.iscdlv.key";
};
logging {
channel default_debug {
file "data/named.run";
severity dynamic;
};
};
zone "mmx.com" IN {
type master;
file "mmx.com.zone";
};
zone "20.168.192.in-addr.arpa" IN {
type master;
file "mmx.com.rr.zone";
allow-update { none; };
};
zone "." IN {
type hint;
file "named.ca";
};
include "/etc/named.rfc1912.zones";
-------------------------------------------------------------------------------------------------
vi /var/named/mmx.com.zone
$ORIGIN mmx.com.
$TTL 86400
@ IN SOA dns1.mmx.com. itsupport.mmx.com. (
2013070401 ;serial
21600 ;refresh after 6 hours
3600 ;retry after 1 hour
604800 ;expire after 1 week
86400 ) ;minimum TTL 1 day
IN NS dns1.mmx.com.
IN MX 10 mail.mmx.com.
IN A 192.168.20.33
dns1 IN A 192.168.20.33
cachex IN A 192.168.20.33
ftp IN A 192.168.20.33
mail IN CNAME cachex
www IN CNAME cachex
-------------------------------------------------------------------------------------------
vi /var/named/mmx.com.rr.zone
$ORIGIN 20.168.192.in-addr.arpa.
$TTL 86400
@ IN SOA dns1.mmx.com. itsupport.mmx.com. (
2013070401 ;serial
21600 ;refresh after 6 hours
3600 ;retry after 1 hour
604800 ;expire after 1 week
86400 ) ;minimum TTL 1 day
@ IN NS cachex.mmx.com.
33 IN PTR cachex.mmx.com.
------------------------------------------------------------------------------------------------
Move /etc/rndc.key to /tmp
#mv /etc/rndc.key /tmp
Create new rndc.key
#rndc-confgen -a -b 512
#ll /etc/rndc.key
-rw-r--r-- 1 root root 141 Jul 4 14:13 /etc/rndc.key
Give writable permission to /var/named
#cd /var/
#chmod g+w named
# ll
drwxrwx--- 5 root named 4096 Jul 4 14:58 named
#named-checkconf /etc/named.conf
#named-checkzone mmx.com /var/named/mmx.com.zone
#rndc dumpdb
#touch /var/named/data/cache_dump.db
#touch /var/named/data/named_mem_stats.txt
#touch /var/named/data/named_stats.txt
#chown -R named *
#chogrp -R named *
#service named start
#tail -f /var/log/message
#rndc flush (clear the dns cache all the zones)
OR
#rndc flush viewname
# rndc querylog -> /var/log/message
# rndc stats -> var/named/data/named_stats.txt
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