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 […]
Tag: setup
Red Hat / CentOS Linux: Enable and Install Media, CD / DVD, Moive MP3 Players
Q. How do I enable and install Media player under CentOS or Fedora or Red Hat Enterprise Linux systems? How do I play mp3s under RHEL / CentOS Linux 5.x? How do I play CD / DVD movies under RHEL / CentOS Linux version 5.x? A. EPEL (Extra Packages for […]
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. […]
How To Log Emails Sent With PHP’s mail() Function To Detect Form Spam
If you are running a webserver you might have faced the problem already: somewhere on your server is a vulnerable contact form or CMS system written in PHP that gets abused by spammers to send emails trough your server. If you have more than a few websites, it is a […]
How to setup and configure DNS from Command line in Windows Server 2008 & Core
With the coming of Windows Server 2008 Core, its time to go back to the good old days of command line. We can add the DNS Server role and add manage DNS Server including setting up Forward and Reverse Lookup zones from the command line. The following procedure should help […]
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 […]