Understandign CHMOD- the basics Rumi, September 22, 2016 There are four OCTAL (0..7) digits, which control the file permissions. But often, only three are used. If you use 600 it equals 0600. The missing digit is appended at the beginning of the number. Each of three digits described permissions. Position in the number defines to which group permissions… Continue Reading
OpenDKIM Postfix SMTP Relay Server on Debian -7 Rumi, September 11, 2016February 26, 2024 Install OpenDKIM Before starting the installation, a system update is recommended: sudo apt-get update sudo apt-get dist-upgrade Install OpenDKIM and it’s dependencies: sudo apt-get install opendkim opendkim-tools Additional packages will be listed as dependencies, type yes and press Enter to continue. Configure OpenDKIM A couple of files must be created… Continue Reading
How to install Legacy Photoshop 7 on windows 10 Rumi, July 30, 2016 Regarding the OP’s problem, it appears the installer exe requires to use resources held by other processes. For me it was Skype and Logitech wireless mouse software. To work out what is “blocking” the installer: start task manager, you’ll see setup.exe running as a background process but consuming no CPU… Continue Reading
Reset a MySQL root password for Debian Rumi, July 14, 2016 Use the following steps to reset a MySQL root password by using the command line interface. Stop the MySQL service (Ubuntu and Debian) Run the following command: sudo /etc/init.d/mysql stop (CentOS, Fedora, and Red Hat Enterprise Linux) Run the following command: sudo /etc/init.d/mysqld stop Start MySQL without a password Run… Continue Reading
Install ioncube on Linux server Rumi, July 14, 2016 Begin by downloading the latest loaders to your computer from http://www.ioncube.com/loaders.php Extract the contents of the archived file on your local PC to a folder of your choice. Upload the folder IONCUBE via FTP to your domain webspace Now establish an SSH connection with server using a suitable client (e.g…. Continue Reading
ip_conntrack table full, dropping packet Rumi, July 3, 2016 Last week, I found myself with a server under low load, but it couldn’t make or receive network connections. When I ran dmesg, I found the following line repeating over and over: ip_conntrack: table full, dropping packet I’d seen this message before, but I headed over to Red Hat’s site… Continue Reading
Auto installation of Zenoss on CentOS 6 Rumi, June 19, 2016 The simplest way to install Zenoss Core 4.2 on a newly-deployed RHEL/CentOS 64-bit 5/6 system is to use our auto-deploy script, which downloads all required files for you. To use the script, first set up a new server running one of our supported operating systems. Then, as root, run the… Continue Reading
413 Request Entity Too Large Rumi, June 9, 2016 If you’re getting 413 Request Entity Too Large errors trying to upload with nginx.net/, you need to increase the size limit in nginx.conf . Add ‘client_max_body_size xxM’ inside the server section, where xx is the size (in megabytes) that you want to allow. http { include mime.types; default_type application/octet-stream; sendfile… Continue Reading
Understanding NAT, Direct Routing & Tunneling Rumi, May 3, 2016 Virtual Server via NAT The advantage of the virtual server via NAT is that real servers can run any operating system that supports TCP/IP protocol, real servers can use private Internet addresses, and only an IP address is needed for the load balancer. The disadvantage is that the scalability of… Continue Reading
Testing Freeradius of Pfsense Rumi, April 4, 2016April 4, 2016 FreeRADIUS offers an easy to use command line tool to check if the server is running and listening to incoming requests. Aninterface, a NAS/Client and a user must all be configured: Add a User with the following configuration:Username: testuser Password: testpassword Add a Client/NAS with the following configuration:IP-Address: 127.0.0.1 Shared… Continue Reading