How to Configure DNS Server in RHEL 6?

Server IP Address: 192.168.1.121
Hostname: newyork.example.com

[root@newyork named]# vi /etc/sysconfig/network-scripts/ifcfg-eth0

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How to configure VNC Server in RHEL6 ?

Disable nm controlled network management.

vi /etc/sysconfig/network-scripts/ifcfg-eth0

DEVICE="eth0"
NM_CONTROLLED="no"
ONBOOT="no"
HWADDR=00:0C:29:AA:10:3D
TYPE=Ethernet
BOOTPROTO=none
IPADDR=192.168.1.30
PREFIX=24
GATEWAY=192.168.1.1
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
IPV6INIT=no

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How to repair broken MBR in RHEL 6 ?

1) Go to the grub command line when the system boots up.
2) Find the partition which contains the grub.conf file.

grub> root
  (hd0,0): Filesystem type is unknown, partition type 0x8e

3) Reinstall grub on the returned partition.

grub> setup (hd0)

4) The above command should fix your broken MBR, now reboot the system.

grub> reboot

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How to enable grouplist in yum : RHEL 6 ?

You may encounter an error in yum if you type the following command :

[root@ora ~]# yum grouplist

Error: No group data available for configured repositories.

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How to configure PXE Server in RHEL 6 ?

Server IP settings.

IP 192.168.0.70
SUBNET 255.255.255.0
nmcontrolled no
onboot yes
DNS1=192.168.0.1

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How to configure FTP Server (vsftp) in RHEL 6 ?

This article contains instructions to configure a basic FTP Server.

Let us begin. Install the necessary packages.

[root@ora ~]#  yum –y install vsftp*

Open the file and edit and add as mentioned below:

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How to configure NFS in RHEL 6 ?

Server settings.

Server side network settings.

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How To Configure SSH Server in RHEL 6 ?

Open the SSH configuration file.

[root@ora ~]#  vi  /etc/ssh/sshd_config

# on line 42: uncomment and change the value to ‘no’

PermitRootLogin  no

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How to recover root password in RHEL 6 ?

Boot the system and log in into grub.

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How to Configure DHCP in RHEL 6 ?

Before starting make sure that your system has a Static IP Address.

My ip address is as following.

IP- 192.168.1.65
Subnet- 255.255.255.0

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