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How to enable password authentication and login as root user

OverviewBy default, all Linux instances will use private key for access authentication. This tutorial will guide you through to disable key authentication and use the root password to login. PrerequisiteLogin to your Linux instance via SSH using the default user. We will be using PuTTY as our SSH client for this tutorial. InstructionsStep 1: Login to your Linux […]

How to Install cPanel on CentOS 7

Overview:cPanel is an online Linux-based web hosting control panel that provides a graphical interface and automation tools designed to simplify the process of hosting a web site or email. Prerequisite:Launch a CentOS 7 instance (Only install cPanel & WHM on a freshly-installed operating system).Access the instance via SSH.Run all the following commands from the shell/terminal (All commands […]

How to Edit Existing Security Group

Prerequisite: Launched your first instance from Portal. Step 1: Navigate to the region that your instance is created.Note: Security Groups setting differ by region. Step 2: Go to the Security Groups tab and click Manage Rules to edit your rules. Step 3: Add a new rule to your Security Group. Step 4: Set the rule by allowing port(s) according […]


Availability zone – a physical separation of compute resources within the same region. (eg: different hosts)CIDR – a compact representation of an IP address and its associated routing prefix (subnet mask). (eg: optimized – specification for instances that require high computational power. (eg: Web server, Database server)Credit – the amount of fund available on […]

How to Retrieve the Windows Administrator Password

OverviewThis tutorial will guide you through on how to retrieve the Windows administrator password which is initialized based on your key-pair. PrerequisiteLaunched your first Cloud Instance from the Portal. InstructionsStep 1: Click “More” to view more options for your Instance. Step 2: Click “Retrieve Password”. Step 3: Enter your private key.Tips: You can open the private key file with […]

How to Launch your first Cloud Instance

OverviewThis tutorial will guide you through on launching your first self-managed Cloud Instance via Portal. PrerequisiteRegister and login to your Customer Portal account.Top-up credit to launch Cloud Instance. InstructionsStep 1: Navigate to Launch Instance tab under the drop-down list. Step 2: (Optional) Change a region where you want your Instance to be launched to.IMPORTANT: Please take note that […]

How to Login Linux Instance via SSH

OverviewThis tutorial will guide you through on how to access your Linux Instance via SSH client and your private key. PrerequisiteDownloaded the private key when you launch your first Instance. Note: If you used your own key-pair during Instance creation, please use the same private key for this tutorial.(Optional) Have PuTTY installed. You can download and install […]

How to convert .pem private key file to .ppk format (for PuTTY only)

IntroductionPuTTY does not natively support the private key format (.pem) , hence the private key should be converted to .ppk format.Important: You may follow this tutorial if you are using PuTTY as your SSH client. There are other clients that support .pem private key format, so you can skip this tutorial and proceed to access your Linux instance […]

How to connect to OpenVPN in Windows 7

Download the OpenVPN client from here and install it in your PC or laptop. Once installed, go to OpenVPN installation directory, where normally it been installed in C:\Program Files\OpenVPN\bin Modify the privilege of openvpn.exe, where this file will be running as an administrator. In order to set this, right click on openvpn.exe, click on Compatibility […]