Pernahkah anda gagal saat install nslookup dengan perintah yum install nslookup ?
Pesan errornya akan seperti berikut ini :
# yum install nslookup
Loaded plugins: fastestmirror
base                                                     | 3.7 kB     00:00
base/primary_db                                          | 4.4 MB     00:01
extras                                                   | 3.4 kB     00:00
extras/primary_db                                        |  19 kB     00:00
updates                                                  | 3.4 kB     00:00
updates/primary_db                                       | 3.1 MB     00:00
Setting up Install Process
No package nslookup available.
Error: Nothing to do

Setelah melakukan penelitian, ternyata perintah dig, host, dan nslookup harus diinstall dengan bind-utils.
Contoh proses instalasinya seperti berikut ini:
# yum install bind-utils
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
 * base: centos.biz.net.id
 * extras: centos.biz.net.id
 * updates: centos.biz.net.id
Setting up Install Process
Resolving Dependencies
–> Running transaction check
—> Package bind-utils.x86_64 32:9.8.2-0.23.rc1.el6_5.1 will be installed
–> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package         Arch        Version                         Repository    Size
================================================================================
Installing:
 bind-utils      x86_64      32:9.8.2-0.23.rc1.el6_5.1       updates      182 k

Transaction Summary
================================================================================
Install       1 Package(s)

Total download size: 182 k
Installed size: 438 k
Is this ok [y/N]: y
Downloading Packages:
bind-utils-9.8.2-0.23.rc1.el6_5.1.x86_64.rpm             | 182 kB     00:00
warning: rpmts_HdrFromFdno: Header V3 RSA/SHA1 Signature, key ID c105b9de: NOKEY
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
Importing GPG key 0xC105B9DE:
 Userid : CentOS-6 Key (CentOS 6 Official Signing Key) <centos-6-key@centos.org>
 Package: centos-release-6-5.el6.centos.11.2.x86_64 (installed)
 From   : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
Is this ok [y/N]: y
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : 32:bind-utils-9.8.2-0.23.rc1.el6_5.1.x86_64                  1/1
  Verifying  : 32:bind-utils-9.8.2-0.23.rc1.el6_5.1.x86_64                  1/1

Installed:
  bind-utils.x86_64 32:9.8.2-0.23.rc1.el6_5.1

Complete!

Kunjungi www.proweb.co.id untuk menambah wawasan anda.

Install nslookup di Linux Centos