• LAMP with Wordpress on CentOS 6.4

    Posted December 26, 2013 by Sal .

    LAMP with Wordpress on CentOS 6.4   Setting Up Apache, MySql, PHP and Hosting a Wordpress blog on CentOS 6.4Please follow the below steps to install the above:1. Intall Apache, Mysql and php on Centos# yum -y install httpd mysql-server php <---2. Download and extract word press and move to...

  • Site-to-Site VPN On Linux

    Posted November 21, 2013 by Sal .

    How To Setup IPSEC Site-To-Site VPN on Linux CentOSThe Scenario is:Linux Gateway Server with 2 Lan Cards on Each office Location. Lets Call them A and B.A is Head Office Linux Server and B is Branch Office Linux Server.A has CentOS 6.4 , Extenal IP Address 1.1.1.1 , Local Lan Subnet 192.168.100.0/24...

  • Cisco Voip Phone 7940G SCCP to SIP Conversion

    Posted September 1, 2013 by Sal .

    The reason i am writing this article is to draw a clear picture of simple method used to convert SCCP cisco protocol to SIP protoco so that we could use Cisco Phones with PBX such as Elastix/ Asterisk.   My Article is based on Simple steps and by following it properly you would be able to con...

  • OpenVpn on CentOS

    Posted July 26, 2013 by Sal .

    This is a mini howto of Openvpn by me i hope it would be helpful for some one.   Thanks, Sal   So lets get going !!   Scenario: Linux Server Centos (5.7) acting as OpenVpn Server , This Linux Server has two lan cards , eth0  and eth1 for local Lan  My Steps to s...

  • Create module

    Posted June 3, 2013 by Ruslan Gusseinov

    Hello guys! Today i want to show you how to create you own module in vtiger 5.4.0 system. We will use vtlib to create module and we call it Mynewmodule Here screenshot of our module     All right, let's look which of fields we will have in our module 1. Input text field named&nb...

  • Creating field to account popup

    Posted May 30, 2013 by Ruslan Gusseinov

    Hello Everybody! :) In this article I will show you how to add field to Account popup. Vtiger system allow us to add about fourteen different fields, but unfortunately linked field to Account popup doesn't. I mean this field   Ok, let’s begin Let’s add this field to Vendor mo...

  • Protect Website by using Certificates on a Linux WebServer

    Posted May 29, 2013 by Sal .

    How to protect Website by using Certificates on a Linux WebServer (CentOS 6):Software used: openssl, Apache, mod_ssl. Steps:1. Installing required packages:openssl, Apache, mod_ssl2. Disable SeLinux vi /etc/selinux/config <--selinux=disabled:wqNow We will create CA (Certifiacte of Authority)First...

  • SED "Stream Editor"

    Posted May 8, 2013 by Sal .

    SED:   Sed or Stream Editor is an amazing Linux/ Unix utility. Sed can be used for number of reasons. I found it extremely   useful while Scripting.   This blog is very small as compared to the power and what Sed can be used for.   Basically Sed is already present in most...

  • Setting up a CA Server on RHEL6

    Posted April 11, 2013 by Badi Ul Zaman

    Setting up a CA Server on RHEL6 (Cryptography)Setting Up a Cerificate Authority[root@desktop4 ~]# yum list installed | egrep -i "openssl|httpd|mod_ssl"This system is not registered with RHN.RHN support will be disabled.httpd.x86_64           &nb...

  • Linux Automated Online Backup

    Posted March 29, 2013 by Sal .

    Linux Automated Backup So lets do some automated backup using:   ssh,tar and scp commands.   I have created two Shell scripts (bash scripts). But first lets see what we need to know inorder to  acomplish this task.   1. We need a no password ssh login from our local server...