mod_evasive is a detection and network management tool, and can be easily configured to talk to IP chains, firewalls, routers, etc . Detection is performed by creating an internal dynamic hash table of IP Addresses and URLs, and denying any single IP address that matches the criteria. #cd /usr/src #wget http://www.zdziarski.com/blog/wp-content/uploads/2010/02/mod_evasive_1.10.1.tar.gz #tar xzf mod_evasive_1.10.1.tar.gz #cd mod_evasive #apxs -cia mod_evasive20.c LoadModule evasive20_module /usr/lib/httpd/modules/mod_evasive20.so
SPDY is a new networking protocol used for speeding up the web. It combines with http protocol with several speed related features that can reduce page load time. It uses stream multiplexing and header compression to improve speed. In order to use SPDY, a web server and a browser that both support SPDY is needed. Google chrome and newer versions of Firefox support SPDY protocol. In Apache HTTPD server mod_spdy module add support to SPDY protocol. SPDY protocol uses HTTPS so site need to serve content over HTTPS in order to benefit from mod_spdy.mod_spdy serves requests like Apache worker MPM. It serves requests using an internal thread pool which interact badly with non-thread-safe Apache modules. In order to server php …
As internet users we are all aware of the infections that are caused to our systems. We call each infections a set of medical terms like viruses,worms etc. so at some point of time we may even say my computer has caught a flue while browsing , just kidding . All apart we always trust on antivirus and some software to treat these viruses as doctors. My agenda here is to let a light pass though everyones mind so that they could understand what are these viruses and infections that we are dealing with.
Sometimes increasing the PHP memory limit in php.ini does not resolve memory-related errors. Even after updating the configuration, applications like WordPress may still display out of memory errors. This usually happens because Apache memory restrictions override PHP settings. Why PHP Memory Limit Changes May Not Work In cPanel/WHM servers, Apache can enforce its own memory limits independent of PHP configuration. You should verify the following WHM setting: WHM → Service Configuration → Apache Configuration → Memory Usage Restrictions This feature controls Apache’s memory usage based on historical resource consumption. How Memory Usage Restrictions Work The Memory Usage Restrictions option: When enabled, WHM automatically adds the following directive to the Apache configuration: Here, XXX represents the maximum memory allowed for each …
You can set a junk email filter, which can automatically scan your e-mail and move spam into another folder, titled Junk E-mail. Please follow the steps below: 1. On the Tools menu, click Options. 2. On the Preferences tab, under E-mail, click Junk E-mail. 3. Select the level of protection that you want.
Introduction FTP is a popular protocol for transferring files between a local computer and a server. However, administrators may find that FTP authentication works fine via the command line, while FTP clients like FileZilla fail to display directory listings or complete file transfers. Usually, this problem relates to Passive Mode settings and firewall configurations. When passive FTP ports are blocked, the client can log in successfully but cannot establish the data connection required to list directories or transfer files. This article outlines the main cause of this issue and provides step-by-step instructions to fix it on a server running Pure-FTPd and CSF Firewall. Issue You can successfully connect to the FTP server using the command line, but when connecting through …
When a users browser calls a PHP script, the process is as follows. 1.Users browser request the page2.PHP script gets compiled by server3.Execution of the compiled version4.Output data. Normally the applications such as programs on our desktop are already compiled. But this is not in the case of scripting languages such as PHP,Perl etc. They are compiled only on demand. Converting source code to machine code consumes a lot of resources. Opcode cache stores the opcode in a cache. Thus instead of constantly recompiling the source code it execute the opcode cache. So there is need for PHP script gets compiled by server and this speeds up the site. There are many opcode cache such as Xcache,APC,Zend Optimizer etc. They …
Steps to downgrade WordPress version: 1. Firstly, make full back up of your site (backup of WordPress folder and database). 2. Login to your WordPress dashboard. Go to plugins and deactivate all the plugins. 3. Once you completed with deactivating all the plugins, logout from the WordPress dashboard. 4. Login to your hosting account. Go to your sites root directory and locate the core WordPress files. 5. Delete wp-admin and wp-includes folder. There is no need to delete the files since they can be replaced or overwritten while you copy the files. We only need to delete these 2 folders. Note: Do not delete the wp-conte Downgrading a WordPress version may be necessary when a recent update causes plugin conflicts, …
The following are the steps to install awststs in cpanel: 1. Download wastats source: http://awstats.sourceforge.net wget http://nchc.dl.sourceforge.net/project/awstats/AWStats/7.0/awstats-7.0.tar.gz 2. Extract the tzr.gz file #gtar -zxvf awstats-7.0.tar.gz 3. Change the permissions of the awredir.pl and awstats.pl files to 755 (under awstats-7.0/wwwroot/cgi-bin/) 4. Move awredir.pl and awstats.pl and the directory icons to /home/user/cgi-bin 5. Copy /home/user/tmp/awstats/awstats.domain.com.conf to /home/user/cgi-bin 6. Edit /home/user/cgi-bin/awstats.domain.com.conf and search for the “DirIcons” line, and change it to show: DirIcons=”/cgi-bin/icon” 7. Check statistics at http://www.yourdomain.com/cgi-bin/awstats.pl?config=yourdomain.com. If you require help, contact SupportPRO Server Admin
IPTABLES is a powerful firewall utility used in Linux servers to control incoming and outgoing network traffic. It stores firewall configuration rules in the file /etc/sysconfig/iptables. To open a specific port, root privileges are required because firewall rules directly affect system security. Step-by-Step: Open a Port Using IPTABLES 1. Edit the IPTABLES Configuration File Open the configuration file using a text editor: 2. Add a Rule to Allow the Port Append the following rule to allow incoming traffic on a specific TCP port: Replace [port_number] with the required port number (for example: 8088 or 8090). 3. Restart IPTABLES Service After saving the file, restart the firewall service to apply changes: 4. Verify the Open Port Confirm that the port is …