There would be brief introduction to NetFilter, its stateful
nature and would proceed to detail how to build a firewall using
its stateful nature
configuring a firewall
Completed Engineering(Metallurgical Engg) in 1992 from BIT
Sindri, Ranchi University, currently in Jharkhand.
Joined SAIL (Steel Authority of India Ltd.) in Bokaro Steel City
immediately after passing out.
In Bokaro, fell in love with Computers in 1993 and developed working
on it as a hobby.
This ilegitimate affair was soon recognised by the senior bosses of
the department and was put to the systems section of the department
Actively involved in modernisation of Hot Strip Mill in Bokaro Steel
Plant from the systems side where VAX/VMS was heavily used and was
also sent to Linz/Austria for three months.
Pioneered a BBS in Bokaro in April 1997 and brought the people in and
around Bokaro close to internet by providing them with Basic-internet
facility viz. email and newsgroup in an era when VSNL has offered full
internet services in only 5-7 places in India.
Got introduced to Linux with the PC Quest's distribution of Slackware
CDs in 1997 and thus started another extra-marital affair with the
Joined the Linux India mailing List in 1999 and the BLUG a year later.
Came to Bangalore couple of times in mid 2000 and attended few BLUG
Was actively associated with BLUG in IT.com 2000
Finally resigned from SAIL in Nov. 2000 and came to Bangalore to join
Netkraft Pvt Ltd as a senior system administrator where many call as
The Linux guy.
Made Linux very popular in NetKraft after configuring a stateful
firewall along with other server on Linux like the proxy, DNS, SMTP,
cvs and bugzilla servers.