Tag: Linux

Playing with the GPU frequencies on a Samsung NP530-U3C

[warning]DISCLAIMER: GOING THROUGH ANY OF THE STEPS BELOW COULD DAMAGE YOUR HARDWARE, YOU ARE DOING SO AT YOUR OWN RISK[/warning] The Samsung NP530U3C works fairly well with Linux (at least on Ubuntu) providing that your kernel and firmware are recent enough (Ubuntu 12.04.3 or at least 12.10 are recommended). There is a few revisions of …

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Run and configure FreeNX on Ubuntu 12.10

What is FreeNX? FreeNX is a Thin Client tool that allows you to establish a graphical session to your Linux desktop. It is optimised to reduce the bandwidth requirements and runs over a secure SSH session. In some ways it is very similar to Microsoft’s Remote Desktop Client. Installing FreeNX on Ubuntu 12.10 has a …

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A few IP Tables (IPv4) examples

IP Tables (IPv4) example #!/bin/bash # Flush rules iptables -F # DROP everything by default iptables -P INPUT DROP iptables -P FORWARD DROP iptables -P OUTPUT DROP # Allow loopack iptables -A INPUT -i lo -j ACCEPT iptables -A OUTPUT -o lo -j ACCEPT # Allow incoming SSH iptables -A INPUT -i eth0 -p tcp …

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