Intelligent DNS configuration process in linux (1)

1. Install the DNS server

1. Software List

BIND 9.3.2

Ftp://ftp.isc.org/isc/bind9/9.3.2/bind-9.3.2.tar.gz

Ftp://ftp.isc.org/isc/bind9/9.4.0a6/bind-9.4.0a6.tar.gz

2. Install BIND 9

Install BIND9:

# Tar zxvf bind-9.3.2.tar.gz

# Cd bind-9.3.2

#./Configure -- prefix =/usr/local/named -- disable-ipv6

# Make & make install

Create a BIND User:

# Groupadd bind

# Useradd-g bind-d/usr/local/named-s/sbin/nologin bind

Create a configuration file directory:

# Mkdir-p/usr/local/named/etc

# Chown bind: bind/usr/local/named/etc

# Chmod 700/usr/local/named/etc

Ii. configuration of named. conf

Create the main configuration file:

# Vi/usr/local/named/etc/named. conf

====================================== Named. conf =

Acl "trust-lan" {127.0.0.1/8; 192.168.0.0/16 ;};

Options {

Directory "/usr/local/named/etc /";

Pid-file "/var/run/named. pid ";

Version "0.0.0 ";

Datasize 40 M;

Allow-transfer {

"Trust-lan ";};

Recursion yes;

Allow-policy {

"Trust-lan ";

};

Allow-recursion {

"Trust-lan ";

};

Auth-nxdomain no;

Forwarders {

211.162.106.9;

211.162.106.254 ;};

};

Logging {

Channel warning

{File "/var/log/named/dns_warnings" versions 3 size 1240 k;

Severity warning;

Print-category yes;

Print-severity yes;

Print-time yes;

};