Tag: setup

Enable the query cache in MySQL to improve performance

If you want to get optimized and speedy response from your MySQL server then you need to add following two configurations directive to your MySQL server: query_cache_size=SIZE The amount of memory (SIZE) allocated for caching query results. The default value is 0, Like makeup order would began was and my […]

FreeBSD IP Alias: Setup 2 or More IP address on One NIC

IP aliasing is the process of assigning more than one IP address to a network interface. This is useful for Apache web server virtual hosting or other network servers such as ftp server. This tutorial explains how to assign one or more IP address to a single network interface under […]

PPP in container

Our goal is to start the pppd daemon in a virtual machine. Then it is possible, for example, to connect to your DSL provider in a VM. Caveat This feature is experimental. It currently requires a version of vzctl patched with this patch. It is also necessary to run one […]

Moving Mdaemon Mail to New Server

In order to move MDaemon to a new machine you should first remove the MDaemon service. To remove MDaemon as a service Go to Setup Click on System Service Settings Click on Remove Service Open Windows Explorer and navigate to your MDaemon directory. Make a backup of the entire directory. […]

Nginx 502 Bad Gateway error

My server went down today and after restarting, it came up with a “Nginx 502 Bad Gateway” message. At first I thought its something related to the Nginx service, so restarted the nginx service but immediately realized it wasn’t the case. Nginx receives a request on port 80 and it […]

Preventing SSH Dictionary Attacks With DenyHosts

Version 1.0 Author: Falko Timme <ft [at] falkotimme [dot] com> Last edited: 02/07/2006 In this HowTo I will show how to install and configure DenyHosts. DenyHosts is a tool that observes login attempts to SSH, and if it finds failed login attempts again and again from the same IP address, […]

Linux: Setup as DNS Client / Name Server IP Address

Many new Linux user finds it difficult to setup / modify new name server address (NS1 / NS2). Local name resolution is done via /etc/hosts file. If you have small network, use /etc/hosts file. DNS (domain name service is accountable for associating domain names with ip address, for example domain […]