Hello folks , Please find below url for very some useful tips 200+ http://souptonuts.sourceforge.net/ Linux System Admin Tips: There are over 200 Linux tips and tricks from using encryption, tar, cpio, setting up multiple IP addresses on one NIC, tips for using man, putting jobs into the background, using shred, watch who is doing what on your system, listing system settings, IPC status, how to make a file immutable so that even root cannot delete, ssh key pair generation, keeping 12 months of backups in the system logs, low level tap commands (mt), mount an ISO image as a filesystem, getting information on the hard drive, setting up cron jobs, look command, getting a bigger word dictionary, find out if a command is aliased, ASCII codes, using elinks, screen commands, FTP auto-login, Bash brace expansion, Bash string operators, for loops in Bash, diff and patch, script, change library path (ldconfig), monitor file usage, --parents option in commands, advance usage of the find command, cat tricks, guard against SYN flood attacks and ping, special shell variables, RPM usage, finding IP and MAC address, DOS to UNIX conversion, PHP as command line scripting language, Gnuplot, POVRAY and making animated GIFs, plus a lot more http://souptonuts.sourceforge.net/ Thanks Narendra
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