December 28, 2021

Fix 403 Access Denied errors – Amazon S3

AWS,

Dose Amazon S3 is returning the 403 Access Denied errors while you try to access objects. Then, you can try these below troubleshooting to fix 403 Access Denied errors. GetObject / HeadObject requests: GetObject / HeadObject requests: When you experience access denied from object request, then you got to check the object ownership. Then, verify…

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December 14, 2021

Install Kubernetes Cluster on AWS EC2 instances

AWS,

If you are looking to install Kubernetes on AWS EC2 instances from scratch, then this guide will make your steps easier. Now let’s see all are the prerequisites that are needed.You should have one AWS EC2 instance for each of the master nodes and worker nodes. Here we have used  Amazon Linux 2 AMI, based…

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December 2, 2021

Fix EasyApache YUM Failed Error

Linux/Windows Support,

Fix EasyApache YUM Failed Error Let’s see the methods to resolve the “The Servers System Package Manager, YUM Failed” error that occurs while executing the Easyapache. This error is caused by 32-bit and 64-bit packages. You need to ensure that you have installed the correct packages as per your OS bit. Method 1: To remove…

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November 9, 2021

MariaDB vs MySQL- Differences you need to know

Database,

Create directory & set permission using a single Linux command We will see the major difference between the popular and extensively used database MariaDB vs MySQL. We know that MariaDB’s fork was introduced to secure future access to MySQL and its further development. Here we will see the main difference that you need to consider…

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October 21, 2021

Backup & Restore from VestaCP

Outsource technical support,

You will be able to create a backup and restore it from VestaCP easily. VestaCP helps you to manage your clients and websites on your server with ease. When your site goes down you can quickly take the live site by restoring the backups available, as VestaCP offers quick and easy backup and you can…

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October 12, 2021

How to Install VestaCP on Ubuntu 18.04

Linux General,

VestaCP is an open-source control panel for Linux servers that have enough features to maintain a small server with one’s own customizations. It’s free and can be deployed not only in Ubuntu but also in Red hat/CentOS (version 5, 6, 7), and Debian versions. It is simple and powerful with its clean user interface control…

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September 28, 2021

Check LDAP user authentication

Linux General,

Make use of (Lightweight Directory Access Protocol) LDAP user authentication to validate the credentials submitted by the user. LDAP is mainly used in Microsoft’s Active Directory, but it can also be used with other tools like; Open LDAP, Red Hat Directory Servers, and IBM Tivoli Directory Servers for its open and cross-platform protocol. The LDAP…

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September 23, 2021

How to Increase & Prevent SSH Connection Timeout

Linux General,

You face SSH connection timeout due to inactivity and you need to start all over again. Here you will see how to increase & prevent SSH connection timeout.First, let’s see how you can increase the SSH timeout limit and keep your SSH session alive even if it is inactive. Increase SSH Connection Timeout: Increase SSH…

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September 14, 2021

Install Iptables in CentOS 7

IT Infrastructure,

In order to install iptables in centos 7, you need to either use firewall-cmd commands or disable firewalld and then enable iptables. This is because firewalld is a replacement of iptables, therefore only one should run at a time. So let’s first disable firewalld. To mask or disable firewalld you can use the below command:…

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September 1, 2021

Email Error 550 – Let’s Fix It

Mail Servers,

You come across the email error 550 when an email address you used could not be verified by the destination mail server or it can be a firewall issue. So let’s first see what you need to check at first to fix error 550. Few of the reasons that can cause the error are: The…

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