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Master DNS Server

dhuka dwi cahyanto | 6:09 PM | 0 comments

daripada dokumentasi ngoprek jaman jadul ga di posting,,mendingan di posting aja siapa tau berguna....::)
------------------------------------------------
Domain Name System (DNS) server digunakan untuk resolving dan caching only server. Pada tutorial kali ini, nanti akan coba konfigurasi DNS Server master, slave dan Forwarding.Untuk teori bisa dibaca sendiri yah :) googling ja..
Konfigurasi disini menggunakan distro RHEL4 dan menggunakan pake bind dan juga chroot untuk lebih aman..Disini akan dibuat domain dengan nama deco.net, network 192.168.0.0/255.255.255.0
---DNS Master---
Pada komputer Server :
----------------------
1. cek apakah paket bind sudah terinstall ato belum
# rpm -qa | grep bind
2. jika belum lakukan installasi
# rpm -ivh bind-9.2.4-2.i386.rpm
# rpm -ivh bind-chroot-9.2.4-2.i386.rpm
3. edit file /etc/named.conf
# vi /etc/named.conf
//contoh isi file named.conf
// generated by named-bootconf.pl

options {
directory "/var/named";
/*
* If there is a firewall between you and nameservers you want
* to talk to, you might need to uncomment the query-source
* directive below. Previous versions of BIND always asked
* questions using port 53, but BIND 8.1 uses an unprivileged
* port by default.
*/
// query-source address * port 53;
};

//
// a caching only nameserver config
//
controls {
inet 127.0.0.1 allow { localhost; } keys { rndckey; };
};
zone "." IN {
type hint;
file "named.ca";
};

zone "localhost" IN {
type master;
file "localhost.zone";
allow-update { none; };
};

zone "0.0.127.in-addr.arpa" IN {
type master;
file "named.local";
allow-update { none; };

};
//tambahan konfigurasi
//pembuatan domain deco.net
zone "deco.net" IN {
type master;
file "deco.net.zone"; //definisi nama file untuk menyimpan zone
};
//pembuatan resolver dengan aturan nama zone harus network terbalik
zone "0.168.192.in-addr.arpa" IN {
type master;
file "0.168.192.in-addr.arpa.zone"; //definisi nama file untuk menyimpan resolver nama ke ipaddress
};

4. Buat file deco.net.zone yg telah didefinisikan di named.conf pada /var/named/chroot/var/named
# vi /var/named/chroot/var/named/deco.net.zone
//tambahkan isi file tsb
$TTL 86400
@ IN SOA deco.net. root.deco.net. (

50;
28800;
7200;
604800;
86400;
)
IN NS ns.deco.net.
ns IN A 192.168.0.30
IN MX 10 mail.deco.net.
mail IN CNAME ns
www1 IN CNAME ns
www2 IN CNAME ns
ftp IN CNAME ns
5. Buat file 0.168.192.in-addr.arpa.zone yang telah didefinisikan di named.conf
# vi /var/named/chroot/var/named/0.168.192.in-addr.arpa.zone
//tambahkan isi
$TTL 86400
@ IN SOA proyek.deco.net. hostmaster.deco.net. (
50;
28800;
7200;
604800;
86400;
)
IN NS ns.deco.net.
30 IN PTR ns.deco.net.

6. aktifkan service dns server
# /etc/init.d/named start
7. aktifkan service dns server ketika komputer dinyalakan
# chkconfig named on

Pada komputer client :
----------------------
1. edit file /etc/resolv.conf
# vi /etc/resolv.conf
tambahkan
search deco.net
nameserver 192.168.0.30
Pengetesan :
---------------------
untuk pengetesan konfigurasi apakah sudah berhasil ato belum dapat menggunakan
1. host ip address nameserver
# host 192.168.0.30
jika berhasil menampilkan
30.0.168.192.in-addr.arpa domain name pointer ns.deco.net.

2. nslookup ip address nameserver
# nslookup 192.168.0.30
jika berhasil menampilkan
Server: 192.168.0.30
Address: 192.168.0.30#53
30.0.168.192.in-addr.arpa name = ns.deco.net.
3. atau dengan fasilitas perintah dig
# dig -x 192.168.0.30

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Vk bhardwaj: My name is vikas . I'm administrator of Www.BestTheme.Net.This blog was opened for Demo test .

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