Hello uma.gk12 and welcome to LQ.
Please review LQ's site guidelines about how best to ask a question here
And please also do not cross post your question on multiple forums or using multiple threads.
Your question in this other thread http://www.linuxquestions.org/questi...rs-4175594483/
is the same, however more well written.
I've closed this thread as a duplicate to allow others to answer your question solely in that other thread.