<HTML dir=ltr><HEAD> <META content="text/html; charset=unicode" http-equiv=Content-Type> <META name=GENERATOR content="MSHTML 8.00.6001.18813"></HEAD> <BODY> <DIV dir=ltr id=idOWAReplyText35573> <DIV dir=ltr><FONT color=#000000 size=2 face=Arial>Hi All, </FONT></DIV> <DIV dir=ltr><FONT size=2 face=Arial>I am a PhD student in University of Surrey working on Network security .. In my project, I have to work on the IPSec in Linux Kernel .. I have following questions, any level of help will be really appreciated. </FONT></DIV> <DIV dir=ltr><FONT size=2 face=Arial></FONT> </DIV> <DIV dir=ltr><FONT size=2 face=Arial>1. I am new to linux kernel programming, any beginner book suggestion (many books are available in market). </FONT></DIV> <DIV dir=ltr><FONT size=2 face=Arial>2. I want to work on IPSec in linux kernel, so any kind of group, forum, book, tutorial on details of IPSec Implementation in Linux .. </FONT></DIV> <DIV dir=ltr>3. If I use Ubuntu rather than Fedora or Red Hat Linux, does it matter. In my understanding the linux kernel is same.. Or there any changes ? </DIV> <DIV dir=ltr> </DIV> <DIV dir=ltr>Thanks for help.. </DIV> <DIV dir=ltr> </DIV> <DIV dir=ltr>looking forward for guidance.. </DIV> <DIV dir=ltr> </DIV> <DIV dir=ltr>best regards,</DIV> <DIV dir=ltr>Nasir</DIV></DIV></BODY></HTML>