Linux VDA – Building the base CentOS virtual machine

Linux VDA – Building the base CentOS virtual machine

Virtual Machine hardware

A new virtual machine named cntos-mcs-mstr was deployed on to the Citrix Hypervisor  using the CentOS 7 VM Template as shown below:

1-Linux-VDA-Build-VM-Template

The virtual machine created with 2 vCPUs, 4GB of RAM, 1 x 10GB Disk, and 1 x Network connection and booted from a CentOS 7 ISO (CentOS-7-x86_64-DVD-1611.iso).

The initial configuration steps were performed to configure the language, date and time settings, and keyboard layout as English (UK).

Software selection

Once the initial creation and configuration of the virtual machine has been performed the software selections were made by performing the following steps:

  • At the INSTALLATION SUMMARY click on the SOFTWARE SELECTION option
  • Select GNOME Desktop and then from the Add-Ons for Selected Environment section on the right select the following:
    • GNOME Applications
    • Internet Applications
    • Office Suite and Productivity

Software-Selection-Screen

  • Click on Done to return the INSTALLATION SUMMARY

Disk partitioning

The next step is to select how to partition the disk and for the purposes of this article Automatic partitioning was selected.

To partition the disk perform the following steps:

  • At the INSTALLATION SUMMARY click on the INSTALLATION DESTINATION option
  • You should see the Local Disk provisioned for the machine listed and under Other Storage Options the Automatically configure partitioning option should already by selected as shown below:

disk-partitioning-screen

  • Click on Done to return the INSTALLATION SUMMARY

Network configuration

The next step is to enable the Network and configure the host name for the machine and for the purposes of this article the Network card will be configured to use DHCP as MCS Clones rely on DHCP addressing being used.

To enable the Network and configure the host name perform the following steps:

  • At the INSTALLATION SUMMARY click on the NETWORK & HOST NAME option
  • Change the Host name at the bottom of the screen to the FQDN you will be using for the virtual machine and press Apply.
  • The Current host name shown in the bottom right should now change to the FQDN you have set.  In the example below the Host name for the machine has been changed to cntos-mcs-mstr.nwo.local:

hostname-settings

  • The Network Card Ethernet (eth0) will be listed in the screen and show as Disconnected on the right hand side.  To enable the network card Ethernet (eth0) click on the toggle selector in the top right of the screen so that it changes to ON.
  • Once connected the right hand side will show the IP Address, Subnet Mask, Default Route, and DNS settings set by DHCP as shown below:

network-and-hostname-screen

  • Click on Done to return the INSTALLATION SUMMARY

Performing the installation and setting the Root Password

The last step is to Begin the Installation and as part of the process set the password for the root account.

To begin the installation and set the root password perform the following steps:

  • At the INSTALLATION SUMMARY click on the BEGIN INSTALLATION button in the bottom right corner of the screen
  • When prompted for USER SETTINGS click on the ROOT PASSWORD option
  • Set your root password and confirm it and then click on Done to return to the installation screen.

At the bottom of the screen it will show the packages being installed and a progress bar for the installation.

Once the installation has completed click on the blue Reboot button at the bottom right of the screen.

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