Tag: Network

A Fast, Modern and Secure VPN Tunnel

Objective

In this tutorial we will learn what Wireguard is, what it is used for, how to install and configure it, and lastly, how to use it to it wisely. 

Introduction

SNMP, or Simple Network Management Protocol, is widely used to communicate with and monitor network devices, dedicated servers, and more, all via IP. In this case, we'll be installing an SNMP agent on a CentOS VPS server, which will allow for collection of data from our server, and make the information available to a remote SNMP manager.

What Does Server Load Mean?

Checking a server’s load allows us to evaluate server resources and confirm they are sufficient for any running application. It enables us to troubleshoot slow performance and reliably pinpoint any server resource that may need attention.

localhost is a networking term; it’s the hostname for the loopback network interface of whichever server it’s said in reference to (meaning every server has a ‘localhost‘). The loopback interface bypasses any local network interface hardware, and serves as a method to connect back to the server itself. The term localhost is used often in both networking and in server administration.

• These instructions are intended specifically for solving the error: (98)Address already in use: make_sock: could not bind to address 0.0.0.0:80
• I’ll be working from both Liquid Web Core Managed Ubuntu 12.04 LTS and 14.04 LTS servers, and I’ll be logged in as root.

• These instructions are intended specifically for solving the error: /usr/sbin/ifconfig: No such file or directory
• I’ll be working from a Liquid Web Self Managed CentOS 7 server, and I’ll be logged in as root.

Have you ever wanted to check up on the details of your server’s bandwidth usage? Liquid Web’s manage interface provides graphs that give you such information. Here’s how to read them.

Featured Freeware highlights some of the Liquid Web staff’s favorite free software. This week we are covering a treasured favorite, MTR.

Load balancing is the distribution of a workload across many nodes. In the web hosting industry, it is typically used for balancing HTTP traffic over multiple servers acting together as a web front-end. For the sake of this article, we will focus on the balancing of HTTP and HTTPS traffic through a Zeus Load Balancer.

What is CSF?

CSF or Config Server Firewall is an alternative firewall to APF.