How do I restrict the number of connections used by a single IP address to my server for port 80 and 25 using iptables?
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How do I control and put limits on php scripts such as maximum execution time of each script and upload file size?
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How do I find duplicate files in a given set of directories and delete them using a shell script or a command line options? How do I get rid of double duplicates files stored in ~/foo and /u2/foo directory?
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{ 9 comments }

Once the userspace boot messages are gone from the console in Debian, they're gone forever. How do I log all messages sent to the /dev/console device to a logfile under Debian Linux sever?
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How do I create Software RAID 1 arrays on Linux systems without using GUI tools or installer options? How do I setup RAID 1 array under Linux systems?
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How do I redirect 80 port to 8123 using iptables?
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SNMP (Simple Network Management Protocol) is a protocol used for network management. How do I install SNMP server under Debian or Ubuntu Linux to configure various monitoring service?
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