July 13, 2018

Nginx on cPanel – Quick set up guide of Engintron

Cpanel,Linux General,

Here is a quick setup guide for installing Engintron on cPanel/WHM which deploys Nginx web server as a reverse proxy on the server. cPanel doesn't have the Nginx support as an alternative to the Apache also Nginx proxied to the Apache. However, we can make use of the third-party plugins for our requirement. There are…

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August 19, 2016

APACHE PHP-FPM MOD_FASTCGI

Linux General,

Apache PHP-FPM is an alternative implementation of PHP-FastCGI. In PHP-FPM the PHP process runs as a standalone without the need of web server. It listens for incoming requests on either a TCP or a Unix socket. The web server we use(apache in our case) send requests and connect to PHP processes using FastCGI protocol. As…

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July 11, 2016

Find open ports on the Linux server using a script

Linux General,

Create a .sh file with below script and set execute permission for the scrip file.

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January 8, 2016

Network Installation on Linux using NFS

Linux General,

Install dhcp,copy /usr/share/doc/dhcp-xxxx/dhcpd.conf.sample to /etc/dhcp/dhcpd.conf cp -r /usr/share/doc/dhcp-xxxx/dhcpd.conf.sample /etc/dhcp/dhcpd.conf

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September 23, 2015

Open VPN Server Configuration on Linux

Linux General,

Download openvpn-.rpm , And install using this command rpm -ivh openvpn-.rpm

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September 12, 2015

Networking Concepts, in RHEL 7 or CENTOS7.

Linux General,

We usually edit the network configuration file in the older versions to manage IPs. under /etc/sysconfig/network-scripts/

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August 26, 2015

Symbolic link hack and its prevention in cPanel based servers.

Linux General,

Just like we use shortcut in windows based operating system. Symbolic link (symlink or soft link) is a shortcut like file in linux operating systems. In linux a normal user cannot access server main/root directory. So, they use this symlink option as a tool to hack/gain access to server main/root directory. User will create a…

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August 14, 2015

DNS Configuration (Internal and External)

Linux General,

bind-9.8.2-0.17.rc1.el6_4.6.i686.rpm bind-chroot-9.8.2-0.17.rc1.el6_4.6.i686.rpm

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June 18, 2015

Iperf

Linux General,

Iperf was developed by NLANR/DAST as a modern alternative for measuring maximum TCP and UDP bandwidth performance. Iperf allows the tuning of various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, datagram loss.

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June 2, 2015

MySQLTuner-perl Script

Linux General,

MySQLTuner is a script written in Perl that allows you to review a MySQL installation quickly and make adjustments to increase performance and stability. The current configuration variables and status data is retrieved and presented in a brief format along with some basic performance suggestions.

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