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  •  .htaccess pcfg_openfile: unable to check htaccess file, ensure it is readable

    .htaccess pcfg_openfile Apache httpd allows the use of distributed configuration files (usually called .htaccess) that control the configuration for different parts of the filesystem. When...

  •  Apache status in command line

    Apache status in command line Apache module mod_status There is also mod_status built into Apache web server to get server status from a web browser. With this module you can easily find out how...

  •  ApacheBooster cPanel Plugin

    cPanel plugin ApacheBooster is used to reduce the server loads and memory usages and it has been providing maximum performance for your domains. Its intergared with nginx and varnish which is used...

  •  Attracta SEO Tools Installation

    Attracta SEO tool will verify that your website has not been flagged by Google as containing malware, spyware or viruses. Being on this Blacklist will keep you from being included in Google’s...

  •  Cpanel update failure in upcp

    upcp errors on your cpanel update Most of time cpanel update won’t get any errors and shows like cpanel update failure in upcp. If you getting the following error when cPanel tries to...

  •  Deny SSH access by ip address on cpanel

    There are many ways available to secure SSH on cPanel Server. We can deny SSH access to all other ip address except from our ISP ips.  In order to allow our ip address and deny all other ips...

  •  Disable ICMP ping request on cpanel server

    How to disable ICMP ping request on your linux server? Ping command is basically working on sending an Internet Control Message Protocol (ICMP) echo request packets to the target host and waiting...

  •  Disable public key authentication in SSH

    How to disable public key authentication in SSH SSH in most system by default allow login using public key. While this is convenient, it is a security risk when unauthorized person manage to get...

  •  ERROR:This RRD was created on another architecture

    You will get this error during cpanel account transfer time or with cpanel package account script. ERROR: This RRD was created on another architecture   If your old machine was 32bit arch...

  •  Enable Cronjob in cpanel and examples

    What is cron? It is the scheduling daemon of the Linux operating system Cron jobs allow you to automate repetitive tasks on the server that hosts your web site. This is a powerful tool that allows...

  •  Enable FTP Passive port range

    What is Active FTP 1. A user connects from a random port on a file transfer client to port 21 on the server. It sends the PORT command, specifying what client-side port the server should connect...

  •  Enable SMTP Authentication on cpanel

    POP before SMTP authentication allows you to send messages via a POP mail server for 30 minutes before you will need to re-authenticate a session through SMTP. POP before SMTP authentication is...

  •  Enable SSH and WHM login Alert emails

    We can enable SSH and WHM login alerts to your email accounts. For security reason, it is necessary to enable these options. Use this security knowledge base to configure security options. Enable...

  •  FFmpeg auto installer Bash Shell Script

    Open source ffmpeg installer FREE cPanel Plugin which is from bash shell script. The purpose of this script is to build a video streaming platform in your Gnu/Linux server. So you can start video...

  •  Google Apps Wizard cPanel plugin

    Google Apps Wizard cPanel plugin This tool was developed for web hosting companies, webmasters and website developers that have to setup domains with Google Apps in the everyday work. The purpose...

  •  How to Install Perl DBD::MySQL

  •  How to Install Perl DBD::MySQL

    This problem may occured when trying to install the perl-DBD-MySQL. It is found out the problem was came from MySQL issue where you have upgrade the MySQL from 5.0 to 5.1. To overcome the issue,...

  •  How to Install XCache for PHP

    XCache is a fast, stable ​PHP opcode cacher that has been tested and is now running on production servers under high load. It is tested (on linux) and supported on all of the latest ​PHP release...

  •  How to check cpanel rpms works

    How to check cpanel rpms works in your server? the following script performs 4 basic functions: The script discovers missing RPMs Tracks RPMs that are out of date and need to be updated Checks if...

  •  How to clear cached memory on cPanel

    Clear cached memory on cpanel server By default the Linux OS is very efficient memory management process that should be freeing any cached memory on the machine that it is being run on. However...

  •  How to disable user Custom PHP.INI files

    Disable user unwanted custom php.ini file in your cpanel server. suPHP is a module that enhances overall server security. It forces the system to execute PHP scripts with user privileges as...

  •  How to enable NAT behind the cpanel ?

    Most of webhosting providers currently used NAT service for their users. When you install cPanel & WHM, the installer will detect whether your server is on a NAT-configured network. If the...

  •  How to find symlink files in Linux

    Find Symlink files or folders in your cpanel server There are many symlink hacking attempt caused trouble in your server. they can create a sym link folder by using script. This is major security...

  •  How to force fsck on the next reboot

    FSCK is used to check and optionally repair one or more Linux file systems. filesystem can be a device name (e.g. /dev/hdc1, /dev/sdb2), a mount point (e.g. /, /usr, /home), or an ext2 label or...

  •  How to increase /tmp partition size

    cPanel recommend that you use a separate partition for /tmp that is mounted with nosetuid. Nosetuid will force a process to run with the privileges of it’s executor. You may also wish to...

  •  How to increase Swap Size

    Linux uses Swap Space to back its physical memory with an overflow area. In most cases the suggested amount is a disk space equal to the amount of physical memory you have installed. You...

  •  How to install GNUPG PHP Extension

    GnuPG is the GNU project’s complete and free implementation of the OpenPGP standard as defined by RFC4880 . GnuPG allows to encrypt and sign your data and communication, features a versatile...

  •  How to install Memcached

    Free & open source, high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load....

  •  How to install Wildcard SSL certificate

    What is a Wildcard SSL certificate? A Wildcard SSL certificate secures your website URL, and an unlimited number of its subdomains. A single Wildcard certificate can secure both www.cpanelkb.net,...

  •  How to install mod pagespeed on cpanel server

    mod_pagespeed speeds up your site and reduces page load time. This open-source Apache HTTP server module automatically applies web performance best practices to pages, and associated assets (CSS,...

  •  How to install uploadprogress module

    A simple way to implement upload status for an administration panel. Based on AJAX and my JavaScript LoadVars class, this method doesn’t need anything else to show uploading status on a...

  •  How to reset default SSH port on cPanel servers

    How to change/reset default SSH port on your cPanel servers? Did you forget SSH port and try to reset it via WHM, Use the following  SSH configuration settings on WHM. Login to your WHM on a...

  •  How to use locale on cpanel?

    This tool allows you to use the cPanel interface to edit a locale’s collection of translated phrases. Changes made to the various language elements using this tool are dynamically updated on...

  •  IMAP and POP3 authentication DOS attack

    If you have IMAP and POP3 authentication constantly fails and having problems with your mail clients. Large  IMAP and POP3 authentication request, It may be DOS attack. Check your cPHulk...

  •  Important php security settings

    PHP is a server side scripting language. You can embed PHP code in your web pages along with HTML. When your server receives a request for a page, it first gives the page to the PHP handler...

  •  Install FFmpeg, Mplayer, Mencoder, MP4Box, Flvtool2

    You can use the following tutorial to install ffmpeg and other video modules in your centos server. FFmpeg is an audio/video conversion tool. It includes libavcodec, the leading open source codec...

  •  LVM configuration in Linux cpanel server

    How to configure LVM in Linux cpanel server. LVM or Logical Volume Management is a tool used by Unix/Linux administrators to manage disk resources.  LVM provides a layer of abstraction...

  •  Linux ext2, ext3 and ext4 file systems

    When you install CentOS, cPanel recommend using an ext filesystem ext2, ext3, or ext4. If you are using CentOS 5.x with the ext4 filesystem, you will need to download and install the package...

  •  Monitoring tool for performance of a web server

    Httping monitoring tool is like ‘ping’ but for http-requests. Give it an url, and it’ll show you how long it takes to connect, send a request and retrieve the reply (only the...

  •  Nameserver IPs not showing in WHM

    Nameserver ips not show in WHM If the nameserver ips not showing in your  WHM >> Main >> DNS Functions >> Nameserver IPs In order to fix the issue you need to correct the...

  •  Replace MySQL with MariaDB in cPanel

    MariaDB strives to be the logical choice for database professionals looking for a robust, scalable, and reliable SQL server. To accomplish this, Monty Program works to hire the best and brightest...

  •  Restore cpanel server from corrupted drive

    Restore cpanel server from corrupted drive. If your server drive got corrupted and need to restore data from it then you can use the following steps to restore data from problematic drive. Rsync...

  •  SSHD rootKit exploit libkeyutils.so

    It has recently come to light there is a security exploit that seems to be affecting or targeting Cloud Linux and CentOS systems running cPanel. We believe the exploit is done via SSH server. SSHD...

  •  SSL certificate Country Code for CSR

    SSL certificate Country Code Country Codes are required when creating a Certificate Signing Request. The SSL Certificate Country Codes that you need to enter when creating your CSR. Use this...

  •  SecurityException in Application cpp

    SecurityException in Application cpp 193: Do not have root privileges. Executable not setuid root? There are many reason available to cause this Internet Server Error when you running php as CGI....

  •  Server load alerts shell script

    Simple Server load alerts shell script to monitor your server load average, Free Memory and Swap status, Disk space information. etc., Please make sure this script will not cause extra load average...

  •  Stats and Monitoring Process Free tool

    Mysqlmymonlite Stats and Monitoring process free tool, Bash shell script tool used to gather stats for Apache, Nginx, litespeed web server and MySQL servers. Useful for troubleshooting &...

  •  Symfony installation and configuration

    Symfony is a PHP Web Development Framework. Symfony is a framework, a set of tools and a development methodology. Beyond the tools, Symfony is also a Philosophy and a Community.    ...

  •  Test MySQL database connection with php script

    You can use the following php script which is used to test mysql database connection on your cpanel server. <?php $link = mysql_connect('db_host', 'db_username', 'db_password'); if (!$link)...

  •  Tomcat Installation and configuration on cpanel

    Apache Tomcat (also known as Tomcat) is an open-source implementation of Java Servlets and JavaServer pages. Tomcat uses a self-contained HTTP server to provide support for Java web applications....

  •  Unable to allocate memory for pool

    Warning: Unknown: Unable to allocate memory for pool. in Unknown on line 0 APC or Alternative PHP Cache (APC) is a free and open opcode cache for PHP. APC allows for caching of opcode generated...

  •  Update CentOS kernel to CentOS Plus using Yum

    Update CentOS kernel to latest CentOS Plus Use the following command to check your current Kernel version root@server [~]# uname -r 2.6.18-348.6.1.el5 In order to update CentOS to CentOS Plus...

  •  What is Anonymous FTP and how to enable it

    Anonymous FTP allows you and others that you give permission to, to access your “public_ftp” folder. There are two options available: 1. ftp://ftp.yourdomain.com –This allows...

  •  cPanel Account transfer process Methods

    Migrate your cPanel Accounts via WHM To begin this process, you will need to log into your server as the root user.  There are several cpanel account transfer process methods for transferring...

  •  cPanel Game Server Installation

    cPGS is a software module that allows you to set up and run a game server. You are even able to run cPGS on its own server and games on different servers.   Requirements gcc Perl 5+ OpenSSL...

  •  cPanel Log file locations

    cPanel log file locations and Basic troubleshooting, most activity that happens on a server to log files, so that you can go back and review log entries for problems, instead of having to be on the...

  •  cPanel error mysql database size 0MB

    You may see the mysql database size as zero in cPanel >> ‘Mysql Databases’ option, though the databases contains tables and data. In order to include the size of the databases...

  •  cPanel security settings checklist

    You always use cpanel recommended Security Settings to avoid hacking and other suspicious activity. These  cPanel Server Hardening & Security tips will help prevent from hacking. cPanel...

  •  cPanel security settings checklist

    You always use cpanel recommended Security Settings to avoid hacking and other suspicious activity. These  cPanel Server Hardening & Security tips will help prevent from hacking. cPanel...

  •  change multiple accounts password

    If your server is hacked or stolen your accounts password, you can use the following script to change all the cpanel accounts password. Change password via WHM and scripts. WHM >> Account...

  •  fatal error or timeout occurred on WHM

    When you login WHM, you can see FATAL ERROR ( a fatal error or timeout occurred while processing this directive ) at the top of WHM with below message [a fatal error or timeout occurred while...

  •  install mod_evasive on cpanel server

    mod_evasive is an evasive maneuvers module for Apache to provide evasive action in the event of an HTTP DoS or DDoS attack or brute force attack. It is also designed to be a detection and network...

  •  libgcc_s.so.1 must be installed for pthread_cancel to work

    libgcc_s.so.1 must be installed for pthread_cancel to work Most of time received libgcc error when the server running out of memory will cause this error. Very your current cpanel memory limit...

  •  nice and renice command usages

    Nice Command Linux nice command is Run Process With Modified Scheduling Priority ( nicenesses ). With the help of Nice command in Linux you can set process priority. If you give a process a higher...

  •  ppp & pptpd installation on cpanel

    PPTP A very basic VPN protocol based on PPP. PPTP was the first VPN protocol supported on the Microsoft Windows platform. The PPTP specification does not actually describe encryption or...

  •  sendmail Not running with correct effective GID

    Wed Sep 04 04:11:11 2014] [error] [client 11.44.33.22] sendmail: Not running with correct effective GID.  Is sendmail binary setgid mailtrap?, It may be the problem with your sendmail binary...