In this article we will learn, how to host a file sharing server using Pydio which can run well without a powerful hardware. We will install community edition but if we go for enterprise license, it is free for teams smaller than 10 persons.Pydio is a utility which looks like Dropbox and allows files sharing. Pydio has a good feature as other file syncing services, a web interface, native client for Mac, Windows and Linux, Mobile client for IOS and Andriod. It has an ability to share files with other Pydio user who are in the public.PrerequisitesUser with no root ... Read More

This article is written to prepare high availability of a website. This can also be used by those who want their website to be available to their clients or users with high availability servers and to share between their servers. It is a free and open source application used as a TCP/HTTP load balancer which will distribute web traffic to multiple servers and improves performance and reliability of the web server.InstallationAssume that load balancer HA proxy server IP address is http://192.167.57.150HAproxy Server detailsOS: Centos 6.7, IP Address: 192.168.57.150WebServer1OS: Centos 6.7, IP Address: 192.168.57.147WebServer2OS: Centos 6.7, IP Address: 192.168.57.148We need to ... Read More

Shiny is an R package that allows Linux users to convert R code into an interactive webpage and documents online. You can take your shiny apps and share them in your organisation or the world. This article explains about how to set up shiny server on Ubuntu.Installing Shiny Server on UbuntuBefore installing Shiny server, we need to install the shiny R package. To install R packages, use the following command –$ sudo apt-get install r-baseThe sample output should be like this -Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are ... Read More

In this article, we will show you how to set up multiple SSL Certificates on a CentOS with Apache using a single IP address only. In general, a website administrator is restricted to use a single SSL Certificate per socket with an IP which will cost a lot of investment to the company. This restriction may lead them to buy multiple IP addresses for HTTP’s websites for their domain hosting or buy hardware that allows them to utilize multiple network adapters.This is allowed by an extension to the SSL protocol called Server Name Indication (SNI). Most current desktops and mobile ... Read More

In this article we will learn and configure NFS (Network File System) which is basically used to share the files and folders between Linux systems. This was developed by Sun Microsystems in 1980 which allows us to mount the file system in the network and remote users can interact and the share just like local file and folders.Features of NFSNFS can be configured as a centralized storage solution.No need of running the same OS on both machines.Can be secured with Firewalls.It can be shared along with all the flavors of *nix.The NFS share folder can be mounted as a local ... Read More

This article will show you – how to configure the DNS caching or forwarding server in the local environment with the use of DNS. DNS (Domain Name System) are often critical servers to get right, when we are learning things such as configure websites and servers. Most of the people will choose to use the DNS servers which is provided by the hosting company or the domain controllers.Caching DNS ServerThe configuration will cache the DNS server. This type of servers are called as resolvers because it handles recursive queries and can handle the grunts of tracking the DNS data from ... Read More

In this article, we will learn how to install and configure the Squid proxy server. A Squid proxy server is an open source and GPLD proxy with web cache. The Squid proxy server has various uses as we can speed up the web server by caching the repeated requests from the clients and we can use it for name server query. We can use it for looking at the network or a group of people for sharing the network resources.Squid proxy is a high-performance proxy caching server for Web clients which supports FTP, gopher, and HTTP data objects. Squid can ... Read More

NGINX is a free, open-source, high-performance HTTP server and a reverse proxy, also known as IMAP/POP3 proxy server. NGINX is famous for its high performance, stability, rich feature set, simple configuration, and low resource consumption. In this article, we will explain about ” Nginx WebServer Best Security Practices”.sysctl.conf is a simple file containing sysctl values to be read in and set by sysctl. To open sysctl.conf, use the following command –$ sudo vim /etc/sysctl.confThe sample output should be like this –## /etc/sysctl.conf - Configuration file for setting system variables # See /etc/sysctl.d/ for additional system variables. # See sysctl.conf (5) ... Read More

Static IP Address and Dynamic IP Address are both used to identify a computer on a network or on the Internet. Static IP address is provided by the Internet Service Provider and remains fixed till the system is connected to the network. Dynamic IP address is provided by the DHCP, generally a company gets a single static IP address and then generates the dynamic IP address for its computers within the organization's network. Read through this article to find out more about static and dynamic IP addresses and how they are different from each other. What is ... Read More

Both MAC Address and IP Address are used to identify a computer on a network or on the Internet. MAC address is provided by NIC Card's manufacturer and gives the physical address of a computer. IP address is provided by the Internet Service Provider and is called the logical address of a computer connected on a network.Read through this article to find out more about IP address and MAC address and how they are different from each other.What is an IP Address?Every unique instance linked to any computer communication network employing the TCP/IP communication protocols is given an IP address.When ... Read More