I am Kalpak Ghosh Mukhopadhyay, just another tech guy interested in IPv6, BGP, ham radio and geopolitics! Initially I was working for AS23860, a leading ISP in Eastern India. Currently employed with the world’s largest industrial gas company as a Network Security Specialist. I am a ham radio operator with callsign VU3ZIN. Connect with me on LinkedIN. A big fanboy of BSNL and an expert at getting government bodies work by filing RTIs and grievances on PG portal.