151Linux
Unblocking a host
Is your firewall blocking connection from a host and still you want to unblock the IP address of the remote host? Here is one way of doing it:
1 min read↗
THE FIELD NOTES
The journal.
Practical knowledge, one discovery at a time.
171 ARTICLES
Net Neutrality debate continues
It seems that the controversy surrounding the Google and Verizon proposal on managing Internet traffic has re-ignited the debate on Net Neutrality. The proposal clai
1 min read↗
153Linux
Block a host
Normally if you want to block all requests to and from an IP address, iptables is an ideal solution. A rule similar to this one would be handy
1 min read↗
154Linux
Handy commands
-List files opened by a program listening on a certain port (lsof -i:port)
1 min read↗
The Monkey business illusion
While watching this video, your job is to count how many times the players in white shirt pass the ball.
1 min read↗
156Linux
File/Dir Permission change in bulk
First command - changes all directories under the current directory to 700 file mode.
1 min read↗
157Linux
time stamp on history
The 'history' commands does not display the exact date and time of the commands executed. It just shows a numeric id followed by the command executed by the current
1 min read↗
158Linux
Setting clock
Some times you might be able to execute very complex commands and write pages of shell scripts and yet find your-self in a clueless situation, like the seemingly mun
1 min read↗
159Linux
Sending attachment from command line: uuencode
One of the things which makes Linux more appealing is the capability to send email from command line, without logging to a webmail account or configuring your mail c
1 min read↗
‘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.
2 min read↗