[Discover] Man page of iptables http://security.maruhn.com/iptables-manual.html (unix)
 [Discover] LinuxQuestions.org - where Linux users come for help http://www.linuxquestions.org/questions/index.php (forum tutorial technology linux)
 [Discover] Linux commands you've never used http://bashcurescancer.com/10-linux-commands-youve-never-used.html (bash shell linux reference)
 [Discover] Vim Color Editor HOW-TO (Vi Улучшенный с цветной подсветкой синтак http://www.opennet.ru/docs/HOWTO-RU/Vim-HOWTO.html (unix)
 [Discover] UNIX tips: Learn 10 good UNIX usage habits http://www-128.ibm.com/developerworks/aix/library/au-badunixhabits.html?ca=lnxw01GoodUnixHabits (tips tutorial linux unix)
 [Discover] Сообщество Linux Kernel Энтузиастов http://www.linuxkernel.ru/ (unix)
 [Discover] Command Line Warriors http://commandline.org.uk/ (unix)
 [Discover] Microsoft Windows Services for UNIX - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Microsoft_Windows_Services_for_UNIX (unix)
 [Discover] NetSago IT Research Project — Документация — Введение в написание http://netsago.org/ru/docs/1/5/ (geek unix funny)
 [Discover] Bog BOS: Squid (кеширующий прокси для http): установка, настройк http://www.bog.pp.ru/work/squid.html (admin unix)
 [Discover] FreshPorts -- The Place For Ports http://www.freshports.org/ (unix freebsd)
 [Discover] IPTABLES-quick HOWTO http://www.cse.msu.edu/~minutsil/iptables.html (unix)
 [Discover] Linux: Setup a transparent proxy with Squid in three easy steps http://www.cyberciti.biz/tips/linux-setup-transparent-proxy-squid-howto.html (network squid proxy linux)
 [Discover] Ion (window manager) - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Ion_(window_manager) (ion linux windowmanager unix)
 [Discover] Документация пользователя эмулятора процессора QEMU http://jack.kiev.ua/docs/qemu-doc-ru.html (unix linux)