Author Archives: sanjiv

How to find ports which are in use on linux server

Posted on November 6, 2012 by sanjiv

netstat -na | grep ‘tcp\|udp’ | awk ‘{print $4}’ | cut -d: -f2 | sort | uniq -c | awk ‘{print $2}’ Please find below the description of commands used in above string — netstat command is used to check … Continue reading →

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How to secure your Linux Box

Posted on February 5, 2012 by sanjiv

1) Keep the system up to date by applying all the latest update/patches. Read news websites for bug fix and security updates. Make sure packages are signed and from the know source. 2) Delete or Disable the things you do … Continue reading →

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TRAI extends the 100 SMS per day per SIM limit

Posted on November 1, 2011 by sanjiv

Good news for the youngster  and those who send more than 100 SMS per day. TRAI has extends the 100 SMS per day per SIM limit to 200 SMS per day per SIM. This has implemented after the Authority has … Continue reading →

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