understanding hashes

http://perldoc.perl.org/perldsc.html --

perl tips ..need to read !!

http://ilovethecode.com/Perl/Perl-Tutorials-How_To-Easy/ --

perl gr8888888888!

http://www.misc-perl-info.com/ --

Brackup How to -- installation basics

http://www.openfusion.net/net/fun_with_brackup http://www.openfusion.net/tags/brackup http://blog.isnotworking.com/2009/02/simple-incremental-backups-using-amazon.html --

linux tutorial

http://www.linux-tutorial.info/ --

Linux boot process

http://www.comptechdoc.org/os/linux/howlinuxworks/linux_hlbootproc.html

http://www.ibm.com/developerworks/linux/library/l-linuxboot/

--

Iptables good explaination

http://www.linuxtopia.org/Linux_Firewall_iptables/x5091.html#PREROUTINGCHAIN --

Meaning of Source NAT ( SNAT )

http://www.linuxtopia.org/Linux_Firewall_iptables/x4658.html

iptables tutorial

http://www.novell.com/coolsolutions/feature/18139.html --

chmod command

File Permission

#	File Permission
0	none
1	execute only
2	write only
3	write and execute
4	read only
5	read and execute
6	read and write
7	set all permissions

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