Posted inComputer Security How tos Linux
Unblocking a host
Is your firewall blocking connection from a host and still you want to unblock the IP address of…
Posted inInternet policy
Net Neutrality debate continues
It seems that the controversy surrounding the Google and Verizon proposal on managing Internet traffic has re-ignited the…
Posted inComputer Security Linux
Block a host
Normally if you want to block all requests to and from an IP address, iptables is an ideal…
Posted inComputer Security Linux
Handy commands
-List files opened by a program listening on a certain port (lsof -i:port) -Benchmark the performance of a…
Posted inMiscellaneous
The Monkey business illusion
While watching this video, your job is to count how many times the players in white shirt pass…
File/Dir Permission change in bulk
Tips on changing file permissions in bulk. First command - changes all directories under the current directory to…
Posted inLinux
time stamp on history
The 'history' commands does not display the exact date and time of the commands executed. It just shows…
Posted inLinux
Setting clock
Some times you might be able to execute very complex commands and write pages of shell scripts and…
Posted inLinux
Sending attachment from command line: uuencode
One of the things which makes Linux more appealing is the capability to send email from command line,…
Posted inInternet policy
‘neutral’ Net neutrality legislation on the way
Net Neutrality wars..."If cable and the Bells can't negotiate special deals, neither can Google." opponents of Net neutrality.…