Free Techology Academy (FTA) Linux book

The FTA recently published an open source, free e-book entitled GNU / LINUX Advanced Administration It looks quite good, a quick glance at the table of contents shows a wide variety of topics. This should be an interesting read, and for free! 😉 Grab it on their website from here: http://ftacademy.org/materials/fsm/2

Source routing concepts

Source routing is basically an option in IP (layer 3) where a packet can instruct a gateway (for example the sonciwall) which hops to send the packet to. Its like the client deciding which route the packets should take. Now this of course is kinda bad because if the client (let’s say he’s a hacker) … Continue reading Source routing concepts