CentOS-6

CentOS 6.3 Step by Step Installation Guide with Screenshots

CentOS 6.3 Step by Step Graphical Installation Guide

Boot Computer with CentOS 6.3 OS Installation CD/DVD.

1. Select Install or Upgrade existing system options.

Select Install or Upgrade

2. Choose skip media test as it may take long time to check media.

Skip CentOS 6.3 Media Test

3. CentOS 6.3 Welcome Screen press Next.

CentOS 6.3 Welcome Screen

4. Language Selection.

CentOS 6.3 Language Selection

5. Select appropriate Keyboard.

CentOS 6.3 Keyboard Selection

6. Select Basic Storage Device if your hard drive is attached locally.

CentOS 6.3 Storage Device Selection

7. You may get Storage Device warning, you can click Yes, discard any data button to Continue.

CentOS 6.3 Storage Device Warning

8. Give a Hostname to the server and click on Configure Network button if you want to configure network while installation.

CentOS 6.3 Hostname and Network Setup

9. Click Wired tab and click on Add button.

CentOS 6.3 Network Setup

10. Select Connect Automatically, go to ipv4 settings tab and select Method and select Manual in drop down. Click on Add tab to fill address box with IP Address, Netmask, Gateway and DNS Server. Here I’m using IP Address 192.168.1.6 and DNS Server is 4.2.2.2 for demo. This IP Address may vary in your environment.

CentOS 6.3 Network Configuration

11. Select Time Zone.

CentOS 6.3 Set Timezone

12. Give a root password.

CentOS 6.3 root Password

13. Select appropriate partitioning as per your requirement.

CentOS 6.3 Partition Selection

14. Verify filesystem. Here, you can edit filesystem If you want.

CentOS 6.3 Partition Verify

15. Disk Format Warning, click on Format.

CentOS 6.3 Disk Format

16. Select Write Changes to disk.

CentOS 6.3 Disk Changes

17. Hard Drive is Formatting.

CentOS 6.3 Disk Formatting

18. Here, you can give Boot loader Password for better security.

CentOS 6.3 Boot Loader Password

19. Select the applications you want to install, you can choose Customize now and click Next.

CentOS 6.3 Package Selection

20. Select the applications you want to install and click Next.

CentOS 6.3 Packages Selection

21. Installation started, this may take several minutes as per selection of packages.

CentOS 6.3 Installation

22. Installation completed, Please remove CD/DVD and reboot system.

CentOS 6.3 Installation Completes

Section Post CentOS Configuration

1. Welcome
  - Instructions:
    1. Click the Forward Button

1. License Information
  - Instructions:
    1. Click "Yes, I agree to the License Agreement"
    2. Click the Forward Button

1. Create User
  - Instructions:
    1. Username: student
      - Do not change "student", since this account is required for future labs.
    2. Full Name: Security Student
      - Replace Security Student with your actual full name.
      - e.g., John Gray
    3. Password: <Supply A Strong Password>
    4. Confirm: <Re-Enter the previous Password>
    5. Click the Forward Button
  - Note(FYI):

- - - At least 8 characters
    - Alpha-Numeric
    - Uppercase and Lowercase
    - Symbols (!@#$%^&*, etc)

1. Date and Time
  - Instructions:
    1. Adjust the Date and Time and click the Forward Button

Kdump (Part 1)
- Note(FYI):
  1. CentOS 6 requires 4 GB of RAM. Since, we only reserved 1 GB of memory for this virtual machine, you will receive and error message "Insufficient memory to auto-enable kdump".
- Instructions:

- 1. Click the OK Button in the Insufficient memory warning window.

Kdump (Part 2)
- Note(FYI):
  1. After clicking the Finish Button your machine will immediately reboot
- Instructions:

- 1. Click the Finish Button

Section 6. Install VMware Tools

1. Login to CentOS
  - Note(FYI):
    1. Until you click the user, in this case Security Student, the Password field will not be displayed.
  - Instructions:

- - 1. Click on Security Student
      - This will display the password text box.
    2. Supply its' password
    3. Click the Log In Button

23. Welcome to CentOS 6.3 Login Screen.

CentOS 6.3 Login Screen

24. CentOS 6.3 Desktop Screen.

CentOS 6.3 Desktop Screen

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VM tools Install

# vi /etc/yum.repos.d/vmware.repo

[vmware-tools]

name=VMware Tools for Red Hat Enterprise Linux $releasever - $basearch

baseurl=http://packages.vmware.com/tools/esx/latest/rhel6/$basearch

enabled=1

gpgcheck=1

gpgkey=http://packages.vmware.com/tools/keys/VMWARE-PACKAGING-GPG-RSA-KEY.pub

yum install vmware-tools-esx-nox

yum update vmware-tools-esx-nox

chkconfig --add vmware-tools

chkconfig vmware-tools on

/etc/init.d/vmware-tools start

*****Removing VMware Tools

yum remove vmware-tools-esx-nox

-------------------------------------

Right-click the RHEL 6 virtual machine in vSphere Client, then select Guest > Install/Upgrade VMware Tools.

mkdir /mnt/cdrom

mount /dev/cdrom /mnt/cdrom

mkdir /tmp/vmtools

cd /tmp/vmtools

Run the tar xf command to extract the VMware Tools package tar file.

tar xf /mnt/cdrom/VMwareTools-*.tar.gz

Make vmware-tools-distrib your working directory, and run the vmware-install.pl script.

cd vmware-tools-distrib

./vmware-install.pl

Press Enter to finish the installation.

Remove the vmtools temporary (temp) file that is created as an artifact of the installation process.

rm -rf /tmp/vmtools

Shut down virtual machine.

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