Squid as Transparent Proxy on CentOs 6.4 Rumi, March 6, 2020 In this tutorial I am going to configure squid acting as transparent proxy what does it means? It means we have no part of configurations on the client end, just to setup squid in transparent proxy mode so it will sits between client and internet. And redirect their port 80 requests to 3128 port which is… Continue Reading
How to define outgoing firewall rules on pFSense Rumi, February 24, 2020 LAN rules are defining rights to access internet services from your local network. So, if you block port 80 and 443 nobody from your LAN will be able to access internet. WAN rules are defining access to the resources in your LAN (or DMZ) from the internet. In this short… Continue Reading
Join Several Partition Together To Form a Single Larger One On a Linux Using mhddfs Rumi, February 20, 2020 The easiest and fastest solution is to use mhddfs driver on Linux operating systems. It is a fuse-based file system for unifying several mount points into one. The mhddfs (fuse) file system allows to unite a several mount points (or directories) to the single one. So a one big filesystem… Continue Reading
How to Setup a Multi-Protocol VPN Server Using SoftEther Rumi, September 14, 2019 SoftEther VPN is one of the world’s most powerful and easy-to-use multi-protocol VPN software, made by the good folks at the University of Tsukuba, Japan. It runs on Windows, Linux, Mac, FreeBSD and Solaris and is freeware and open-source. You can use SoftEther for any personal or commercial use free… Continue Reading
Install and integrate DKIM with OpenDKIM and Postfix on a CentOS 6 Rumi, August 24, 2019February 4, 2024 UPDATE THE SYSTEM Before going any further, make sure you’re in a screen session and your system is fully up-to-date by running: ## screen -U -S opendkim-screen ## yum update ENABLE EPEL REPOSITORY OpenDKIM is available in the EPEL repository, so we need to enable it on the system before… Continue Reading
Setup a Site to Site IPsec VPN With Strongswan and PreShared Key Authentication Rumi, March 25, 2019March 25, 2019 Today we will setup a Site to Site ipsec VPN with Strongswan, which will be configured with PreShared Key Authentication. After our tunnels are established, we will be able to reach the private ips over the vpn tunnels. Get the Dependencies: Update your repository indexes and install strongswan: $ apt… Continue Reading
SCP Command Syntax Rumi, March 14, 2019 Before going into how to use the scp command, let’s start by reviewing the basic syntax. The scp utility expressions take the following form: scp [OPTION] [user@]SRC_HOST:]file1 [user@]DEST_HOST:]file2 OPTION – scp options such as cipher, ssh configuration, ssh port, limit, recursive copy ..etc [user@]SRC_HOST:]file1 – Source file. [user@]DEST_HOST:]file2 – Destination… Continue Reading
Configure Apache With Self-Signed TLS/SSL Certificate on Ubuntu 16.04 Rumi, February 10, 2019 Step 1: Generating the certificate First, let’s create a place to store the file. mkdir ~/certificates cd ~/certificates Generate CSR and private key. openssl req -x509 -newkey rsa:4096 -keyout apache.key -out apache.crt -days 365 -nodes It will ask for information for the certificate request. Complete with the appropriate information. Country… Continue Reading
Upgrade PHP version to 7.2 from 7.0 on Ubuntu 16.04 Rumi, February 9, 2019 Check your PHP version installed Before we start, we can simply type the following command to check the existing PHP version installed on the server. $ php -v If you installed Ubuntu 16.04 LTS, you will get PHP 7.0.30 installed on your server by running installation script from VestaCP. In… Continue Reading