Gaurav Kansal Blog

DIG is a domain query tool and a part of BIND package of ISC. Using dig is very simple in Linux but is little bit tricky to use the same in Windows. I have tried to do the same and sharing you the steps which i follow for configuring the dig in my windows machine. How to install dig in Windows :- 1. Create a folder for dig (eg: C:\dig) 2. Download the latest version (currently which is 9.8.5-P2) of BIND software from  here  (ZIP format) 3. Extract the .zip file and copy the dig.* and *.dll files in the folder created in step 1 4. Add the folder in the Environment Variables path settings (Right click on My Computer --> click on Properties --> Advance System Settings --> Environmental Variables --> Path ) Use dig more efficiently (using .digrc) :- dig gives lot of information in its output which may not be useful in most of cases (and may be annoying for some of us). To cut short the dig output to show you only the answer section, you need to give lot of pa

There was a time when we use to get  a call from marketing companies selling blah-blah products and these calls were the last call we want to receive. Then comes a  National Do Not Call and we get a rid of these marketing calls. But what about internet. Big internet marketing companies (like Google and others) whose business base is marketing and selling ads are tracking us. They track every site we visit, how much time we spend on each site, our search preference and based on state-of-art algorithms there robots decide what ads we will receive. Google do the same thing through gstatic.com domain. If you do the packet trace when you do the browsing, you will find the significant traffic from gstatic.com although you haven't ask anything from that domain. Document on gstatic.com which itself talk about  Advertisement  . Will we wait for government DND type initiative or we will do something by own to protect us. They are many browser extensions available freely in marke

National Knowledge Network The NKN is a state-of-the-art multi-gigabit pan-India network for providing a unified high speed network backbone for all knowledge related institutions in the country. The purpose of such a knowledge network goes to the very core of the country's quest for building quality institutions with requisite research facilities and creating a pool of highly trained professionals. The NKN will enable scientists, researchers and students from different backgrounds and diverse geographies to work closely for advancing human development in critical and emerging areas. Features: NKN is designed as a Smart Ultra High Bandwidth network that seamlessly interconnects the leading Scientific and Technological institutions - which are pursuing world-class research and development. NKN design is inherently proactive; it takes into account the requirements that may occur in the near term and long term. Some of the salient features of the NKN are: ·