What is a Virtual Private Network and How Does it Work?

Posted on September 30, 2020 by Misael Ramirez
Category: Tutorials | Tags: Authentication, CentOS, CentOS 7, OpenVPN, OpenVPN Server, Security, Source Install, Tunnel, Tunneling, Ubuntu, Ubuntu 18.04, Virtual Private Network, VPN, VPN Client, VPN Server, Windows Server

Reading Time: 6 minutes

What is a VPN?

A Virtual private network (VPNs) creates a secure connection between a remote computer and another network. The connection itself is encapsulated and encrypted which provides a protected communications channel between the two points.

A VPN is becoming more crucial in today’s security-related society. Due to increasing safety concerns, the proportional use of these services is growing exponentially. This technology targets several critical aspects of our online experience: mainly privacy and security.

Continue reading →

How to Install MongoDB on CentOS 7

Posted on August 20, 2020 by David Singer | Updated: September 11, 2020
Category: Tutorials | Tags: Auto-Sharding, CentOS, CentOS 7, Dynamic Schemas, Hard Nproc, High Availability, Init, Init.d, Mongo, MongoDB, Mongostat, MySQL, NoSQL, Nproc, PostgreSQL, RDBMS, Replication, Service, Soft Nproc, Systemctl, Systemd, Ulimit

Reading Time: 3 minutes

MongoDB is a NoSQL database intended for storing large amounts of data in document-oriented storage with dynamic schemas. NoSQL refers to a database with a data model other than the tabular format used in relational databases such as MySQL, PostgreSQL, and Microsoft SQL. MongoDB features include: full index support, replication, high availability, and auto-sharding.

Preflight Check

A Liquid Web Core Managed CentOS 7 node.
We are logged in as the root user.

Continue reading →

How to Install Minikube On CentOS

Posted on May 19, 2020 by Beau Kent | Updated: June 4, 2020
Category: Tutorials | Tags: CentOS 7, Choco, Chocolatey, Cluster, Debian, Docker, Homebrew, Hyper-V, Hyperkit, Hypervisor, Kubectl, Kubernetes, Kubernetes Cluster, KVM, Local State, Mac, MacOS, MiniKube, QEMU, Ubuntu, Virtual Box, Virtual Environment, Virtual Machines, Virtualization, Virtualized, VM, VM Driver, VMWare Fusion, VMX, VT-x, Windows, Windows 10, Windows 8

Reading Time: 5 minutes

What Is Minikube?

Minikube is the name of a software program written in Go, which can build a local Kubernetes cluster on a single host. It uses a meager amount of resources to run a mini Kubernetes deployment. Minikube is mainly used for testing purposes using different scenarios or versions of Kubernetes

Continue reading →

Using Nmap: Pro Tips and Tricks

Posted on April 28, 2020 by Dean Conally | Updated: May 15, 2020
Category: Tutorials | Tags: .Nmap, ACK, CentOS, CentOS 7, DHCP, DNS, Filter, Fin, GNmap, Handshake, IP Range, Localhost, NDiff, Network, Network Scan, Network Security, NMAP, Open Source, Ping Scan, Port Scan, Port State, PSH, RDNS, SCTP, SMTP, SQL, SQL Scan, Stream Control Transmission Protocol, SYN, TCP, UDP, URG, XMas Scan

Reading Time: 12 minutes

Introduction

In this article, we will review the Nmap software program and multiple commands. Nmap is an open-source mainstream tool used by network administrators to scan ports and map networks. Nmap commands are primarily used to identify which ports certain software is running on our system. It is also used to discover available hosts and what services they are offering and detecting potential security risks. Using Nmap, you can check a single host or a complete network. In this tutorial, we will cover several basic as well as advanced Nmap commands in the “Pro Tips and Tricks” section of the article.

Continue reading →

3 Tips For Working With a MySQL Database!

How To Install PyCharm on CentOS 7 and 8

Posted on April 15, 2020 by Ellen Sletton | Updated: June 16, 2020
Category: Tutorials | Tags: CentOS, CentOS 7, CentOS 8, Code Analysis, Cross Platform, Debugging, Development, Framework, GitHub, IDE, Integrated Development Environment, Language, Programming, Project, PyCharm, PyCharm Toolbox, Python, Python 3, Terminal, Unit Testing

Reading Time: 3 minutes

What is PyCharm?

PyCharm is an IDE (or Integrated Development Environment) for the Python programming language. It is a cross-platform development environment that is compatible with Windows, macOS, and Linux. It provides a tool that integrates code analysis, graphical debugging, unit testing, and also contains an integrated terminal that supports development on remote hosts and virtual machines.

Continue reading →

How to Install Samba on Linux/Windows

Posted on April 13, 2020 by Isabel Kettnich | Updated: April 15, 2020
Category: Tutorials | Tags: Active Directory, Blended Network, CentOS 7, CIFS, Common Internet File System, CSF, Domain Controller, File Sharing, Linux, Netbios, Open Source, Print Services, Private Share, Samba, Samba Server, Server Message Block, SMB, Windows, Workgroup

Reading Time: 9 minutes

What is Samba?

Before we get started with the installation, let’s find out what Samba is and how we can utilize it. Samba is a free and open-source software that allows files to be shared across Windows and Linux systems simply and easily. To be exact, it is an open-source implementation of the SMB/CIFS protocol.

Continue reading →

How To Install WildFly On CentOS 7

Posted on April 6, 2020 by Dean Conally | Updated: April 7, 2020
Category: Tutorials | Tags: 8080, CentOS, CentOS 7, Firewall, Java, Java Development Kit, Java Platform, JBoss AS, JDK, OpenJDK, Runtime, WildFly

Reading Time: 5 minutes

Introduction

In this tutorial, our objective is to install WildFly on an unmanaged CentOS 7 server. WildFly is a managed application runtime server and Java software platform used to provision Java applications and services. It is an open-source software which is consistently being improved by its user community. While the WildFly software remains open-source, if paid support is needed, it is provided by Red Hat who currently develops the software (apart from the community forums). Some may be more familiar with WildFly’s previous name, which was JBoss AS. RedHat continues to develop its version of this software under the JBoss EAP name.

Continue reading →

Vagrant: An Overview

Posted on March 18, 2020 by Nickolas Newell | Updated: September 14, 2020
Category: Tutorials | Tags: CentOS, CentOS 7, Checksum, Developer, Development, Environment, Git, Hypervisor, KVM, Linux, MacOS, MinTTY, OpenSSL, Vagrant, Virtual Machines, VirtualBox, Virtualization, VMWare, Web Application Development, Windows 10, Wrapper

Reading Time: 13 minutes

Setting up Development Environment with Vagrant

In this tutorial, we will demonstrate how to install Vagrant on multiple operating systems.

Continue reading →

How to Install and Configuring NTP on CentOS and Ubuntu

Posted on March 16, 2020 by Joseph Molloy | Updated: June 11, 2020
Category: Tutorials | Tags: CentOS, CentOS 7, Chrony, Coordinated Universal Time, cPanel, Daemon, Firewall, Firewalld, Nano, Network Time Protocol, NTP, Plesk, Port, SSH, Systemctl, Systemd-Timesyncd, Time, Timedatectl, Timezone, Ubuntu, Ubuntu 18.04, UDP, UTC, Vim, Yum

Reading Time: 8 minutes

Introduction

In this article we will learn what the Network Time protocol (NTP) is and how to install it on the two Linux distributions most commonly used on Liquid Web’s servers. We will be focusing on using CentOS 7 and Ubuntu 18.04 servers, but the process is largely the same on other recent versions of each. Before we start, make sure we are familiar with using SSH (Secure Shell) as we’ll need it to connect to the server. Here’s a link to one of our articles on the basics of SSH if you are unfamiliar with its usage.

Continue reading →

How to Install Keras

Posted on March 13, 2020 by Danny Jensen | Updated: March 24, 2020
Category: Tutorials | Tags: API, CentOS, CentOS 7, Clone, CNTK, Data Science, Data Structure, Deep Learning, Framework, Git Clone, GitHub, Keras, Machine Learning, Machine Learning Models, Model, Neural Network, Python, Python-PIP, SCL, Setuptools, Tensorflow, tensorflow platform, Theano, Yum, Yum-Utils

Reading Time: 6 minutes

Keras is a Python-based high-level neural networks API that is capable of running on top TensorFlow, CNTK, or Theano frameworks used for machine learning. It can be said that Keras acts as the Python Deep Learning Library. Keras was created with emphasis on being user-friendly since the main principle behind it is “designed for human beings, not machines.” The core data structure of Keras is a model, or a way to organize layers.

Continue reading →

Liquid Web | Knowledge Base

Tag: CentOS 7

What is a Virtual Private Network and How Does it Work?

What is a VPN?

Related Articles:

How to Install MongoDB on CentOS 7

Preflight Check

Related Articles:

How to Install Minikube On CentOS

What Is Minikube?

Related Articles:

Using Nmap: Pro Tips and Tricks

Introduction

Related Articles:

How To Install PyCharm on CentOS 7 and 8

What is PyCharm?

Related Articles:

How To Install WildFly On CentOS 7

Introduction

Related Articles:

Vagrant: An Overview

Setting up Development Environment with Vagrant

Related Articles:

How to Install and Configuring NTP on CentOS and Ubuntu

Introduction

Related Articles:

How to Install Keras

Related Articles:

Search our Knowledge Base

What is a VPN?

Related Articles:

Preflight Check

Related Articles:

What Is Minikube?

Related Articles:

Introduction

Related Articles:

What is PyCharm?

Related Articles:

What is Samba?

Related Articles:

Introduction

Related Articles:

Setting up Development Environment with Vagrant

Related Articles:

Introduction

Related Articles:

Related Articles:

Sidebar