Deploy the BIND9 server from scratch: Deploy the cache server

All operations are performed on the 192.168.1.104

First, install BIND9:

Yum install-y bind

Second, modify the configuration file:

Cp/etc/named.conf{,.back} //Do backup first

Vim/etc/named.conf

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Third, start the service:

chkconfig--level named on //Set boot up

Service named start

Verify:

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dig-t A www.souhu.com @192.168.1.104 //operate on the 192.168.1.0/24 host

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dig-t A www.sina.com @192.168.1.104 //operate on a non-192.168.1.0/24 host

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Report:

/etc/named.conf

//

named.conf

//

Provided byred Hat bind package To configure the ISC bind named (8) DNS

Server as acaching only nameserver (as a localhost, DNS resolver only).

//

See/usr/share/doc/bind*/sample/for example named configuration files.

//

// Custom ACLs

ACL MyNet {

192.168.1.0/24;

};

Options {

Listen-on Port 53 {192.168.1.104;127.0.0.1;};

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 {any;}; Allow any host query

recursion yes; Turn on recursive query function

allow-recursion {mynet;}; allow only the specified client to make a recursive query

dnssec-enable No; Turn off dnssec

Dnssec-validation No; Turn off dnssec

/* 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";

};

Include "/etc/named.rfc1912.zones";

Include "/etc/named.root.key";

Deploy the BIND9 server from scratch: Deploy the cache server