[Discover] Cheat Sheets - PacketLife.net http://packetlife.net/cheatsheets/
(sysadmin tcpip reference training) 
[Discover] Unix Toolbox http://cb.vu/unixtoolbox.xhtml (commands linux reference sysadmin)
[Discover] Advanced Bash-Scripting Guide http://www.tldp.org/LDP/abs/html/ (bash shell scripting programming)
[Discover] GroundWork Open Source IT Monitoring and Network Monitoring Solutions http://www.groundworkopensource.com/ (network monitoring management opensource)
[Discover] GNS3 | http://www.gns3.net/ (simulator network emulation tools)
[Discover] ModSecurity: Open Source Web Application Firewall http://www.modsecurity.org/ (security sysadmin apache firewall)
[Discover] An Illustrated Guide to the Kaminsky DNS Vulnerability http://www.unixwiz.net/techtips/iguide-kaminsky-dns-vuln.html (dns security tutorial sysadmin)
[Discover] Open Virtual Machine Tools http://open-vm-tools.sourceforge.net/ (virtualization vmware opensource tools)
[Discover] Time Machine for every Unix out there - IMHO http://blog.interlinked.org/tutorials/rsync_time_machine.html (linux howto rsync backup)
[Discover] screen: Keep Your Processes Running Despite A Dropped Connection | HowtoForge - Linux Howtos and ... http://www.howtoforge.com/linux_screen (ssh sysadmin unix linux)
[Discover] Personal Software Inspector (PSI) - Secunia https://psi.secunia.com/ (windows security freeware software)
[Discover] OSSEC HIDS - Open Source Security http://www.ossec.net/ (ids linux security opensource)
[Discover] The 7 Deadly Linux Commands http://www.junauza.com/2008/11/7-deadly-linux-commands.html (linux sysadmin tutorials security)
[Discover] Linux commands you've never used http://bashcurescancer.com/10-linux-commands-youve-never-used.html (bash shell linux reference)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs-tp3008 (linux admin tutorial shell)
[Discover] Main Page - Fail2ban http://www.fail2ban.org/wiki/index.php/Main_Page (ssh security sysadmin tool)
[Discover] polishlinux.org " SSH Tunnels: Bypass (Almost) Any Firewall http://polishlinux.org/apps/ssh-tunneling-to-bypass-corporate-firewalls/ (ssh crypto server ssl)
[Discover] Reliable Linux backups: How to backup Linux, BSD and other Unix-like systems properly http://www.halfgaar.net/backing-up-unix (linux howto sysadmin backup)
[Discover] live.sysinternals.com - / http://live.sysinternals.com/ (windows sysinternals sysadmin tools)

[Discover] Rob van der Woude's Scripting Pages http://www.robvanderwoude.com/ (scripting programming sysadmin tutorial)
[Discover] PuTTY Connection Manager http://puttycm.free.fr/ (windows ssh tools utilities)
[Discover] Hacking Illustrated: Hacking and Computer security videos http://www.irongeek.com/i.php?page=security/hackingillustrated (security howto hacking tutorial)
[Discover] Newsletter #53 February 2006 http://www.minasi.com/thismonth.htm (network windows sysadmin reference)
[Discover] Serverskine - Web Development Info Manager http://www.serverskine.com/ (freeware mac tools sysadmin)
[Discover] TheOnionRouter/CronBandwidthLimit - Noreply Wiki https://wiki.torproject.org/noreply/TheOnionRouter/CronBandwidthLimit (sysadmin tor cron bandwidth)
[Discover] :: Despabilando la MonoNeurona.org :: :: Tutorial de GNU Screen http://www.mononeurona.org/index.php?idp=635 (sysadmin tutoriales screen howto)
[Discover] -ScratchDrive.com- http://scratchdrive.com/downloads.php (wep tools security sysadmin)
[Discover] Speaking UNIX: More shell scripting techniques http://www.ibm.com/developerworks/aix/library/au-speakingunix_shellscripttech/?ca=dgr-lnxw07speakuni ... (linux programming scripting shell)
[Discover] The PC Decrapifier http://www.pcdecrapifier.com/ (windows utilities software tools)
[Discover] Awk Tips, Tricks and Pitfalls - good coders code, great reuse http://www.catonmat.net/blog/ten-awk-tips-tricks-and-pitfalls/ (scripting bash sysadmin linux)
[Discover] openpacket[.]org https://www.openpacket.org/ (network examples traffic analysis)
[Discover] How To Identify Unknown Processes In Windows http://www.watchingthenet.com/how-to-identify-unknown-processes-in-windows.html (windows technology howto processes)
[Discover] Quick HOWTO: Linux Home Networking and Linux Forums Help http://www.linuxhomenetworking.com/ (linux network tutorial reference)
[Discover] Home: LANrev - Automated Client Management for Mac and Windows Computers and Software http://www.lanrev.com/ (server tools sysadmin work)
[Discover] Light-weight system monitor for X - Conky http://conky.sourceforge.net/ (linux tools ubuntu utilities)
[Discover] Windows IT Pro is the authoritative and independent resource for windows nt, windows 2000, windows ... http://windowsitpro.com/ (windows tools sysadmin resources)
[Discover] Featured Windows Download: Z-Cron Automates Windows Tasks http://lifehacker.com/385900/z+cron-automates-windows-tasks (windows freeware lifehacker schedule)
[Discover] VirtualBox - VirtualBox http://www.virtualbox.org/wiki/VirtualBox (virtualization linux free opensource)
[Discover] HOWTO Replace RedHat with Gentoo, Remotely over SSH http://www.darkridge.com/~jpr5/doc/rh-gentoo.html (howto redhat linux installation)
[Discover] Standalone Sysadmin: Encrypted Filesystems out of the box on CentOS http://standalone-sysadmin.blogspot.com/2008/11/encrypted-filesystems-out-of-box-on.html (linux sysadmin encryption centos)
[Discover] Cisco 7200 Simulator - IPFlow Netflow Collector http://www.ipflow.utc.fr/index.php/Cisco_7200_Simulator (tools freeware emulation networking)
[Discover] psDooM: DooM for Sys A's http://psdoom.sourceforge.net/ (tools linux sysadmin unix)
[Discover] mibDepot: Home Page http://www.mibdepot.com/index.shtml (network monitoring mib sysadmin)
[Discover] AFP548 - Leopard Server Part 2 - Local Directory Services http://www.afp548.com/article.php?story=LeopardServerReview-LocalDirectory (tools macosx sysadmin reference)
[Discover] USB Goodies 2008 - Room362.com http://www.room362.com/archives/236-USB-Goodies-2008.html (usb software sysadmin network)
[Discover] How to: Prevent a fork bomb by limiting user process http://www.cyberciti.biz/tips/linux-limiting-user-process.html (linux security sysadmin shell)
[Discover] Setup a Windows XP Administration Workstation http://hdsurvivor.blogspot.com/2006/05/setup-windows-xp-administration.html (windows mmc sysadmin)
[Discover] The Linux Page Cache and pdflush http://www.westnet.com/~gsmith/content/linux-pdflush.htm (linux sysadmin heavy swap)
[Discover] Single Click - UltraVNC http://www.uvnc.com/addons/singleclick.html (vnc remoto sysadmin utilities)
[Discover] Net:Bonding - The Linux Foundation http://www.linux-foundation.org/en/Net:Bonding (network bonding linux sysadmin)
[Discover] Installing Xen On An Ubuntu 8.04 (Hardy Heron) Server From The Ubuntu Repositories | HowtoForge - ... http://www.howtoforge.com/ubuntu-8.04-server-install-xen-from-ubuntu-repositories (ubuntu virtualization linux sysadmin)
[Discover] Put a clever title here: Ubuntu chroot environments http://danieldandrada.blogspot.com/2006/09/ubuntu-chroot-environments.html (chroot ubuntu sysadmin debian)
[Discover] DriveImage XML Backup Software http://www.runtime.org/driveimage-xml.htm (windows freeware backup image)
[Discover] Apple - Downloads - Dashboard Widgets - HostsWidget http://www.apple.com/downloads/dashboard/networking_security/hostswidget.html (dashboard mac tools hosts)
[Discover] Welcome to the Java Open Single Sign-On Project http://www.josso.org/ (authentication opensource java toread)
[Discover] [Dicas-L] Dicas sobre Procedimentos Básicos em Redes http://www.dicas-l.com.br/dicas-l/20061120.php (artigos sysadmin redes)
[Discover] Tuning and Optimizing RHEL for Oracle 9i and 10g Databases (Red Hat Enterprise Linux, 4, 3, 2.1 - ... http://www.puschitz.com/TuningLinuxForOracle.shtml (redhat linux tutorial tuning)
[Discover] Hands on MySQL Backup & Migration - igvita.com http://www.igvita.com/blog/2007/10/10/hands-on-mysql-backup-migration/ (backup database mysql sysadmin)
[Discover] Examining Load Average http://www.linuxjournal.com/article/9001 (linux sysadmin)
[Discover] Unix Toolbox http://cb.vu/unixtoolbox.xhtml (commands linux reference sysadmin)
[Discover] Advanced Bash-Scripting Guide http://www.tldp.org/LDP/abs/html/ (bash shell scripting programming)
[Discover] GroundWork Open Source IT Monitoring and Network Monitoring Solutions http://www.groundworkopensource.com/ (network monitoring management opensource)
[Discover] GNS3 | http://www.gns3.net/ (simulator network emulation tools)
[Discover] ModSecurity: Open Source Web Application Firewall http://www.modsecurity.org/ (security sysadmin apache firewall)
[Discover] An Illustrated Guide to the Kaminsky DNS Vulnerability http://www.unixwiz.net/techtips/iguide-kaminsky-dns-vuln.html (dns security tutorial sysadmin)
[Discover] Open Virtual Machine Tools http://open-vm-tools.sourceforge.net/ (virtualization vmware opensource tools)
[Discover] Time Machine for every Unix out there - IMHO http://blog.interlinked.org/tutorials/rsync_time_machine.html (linux howto rsync backup)
[Discover] screen: Keep Your Processes Running Despite A Dropped Connection | HowtoForge - Linux Howtos and ... http://www.howtoforge.com/linux_screen (ssh sysadmin unix linux)
[Discover] Personal Software Inspector (PSI) - Secunia https://psi.secunia.com/ (windows security freeware software)
[Discover] OSSEC HIDS - Open Source Security http://www.ossec.net/ (ids linux security opensource)
[Discover] The 7 Deadly Linux Commands http://www.junauza.com/2008/11/7-deadly-linux-commands.html (linux sysadmin tutorials security)
[Discover] Linux commands you've never used http://bashcurescancer.com/10-linux-commands-youve-never-used.html (bash shell linux reference)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs-tp3008 (linux admin tutorial shell)
[Discover] Main Page - Fail2ban http://www.fail2ban.org/wiki/index.php/Main_Page (ssh security sysadmin tool)
[Discover] polishlinux.org " SSH Tunnels: Bypass (Almost) Any Firewall http://polishlinux.org/apps/ssh-tunneling-to-bypass-corporate-firewalls/ (ssh crypto server ssl)
[Discover] Reliable Linux backups: How to backup Linux, BSD and other Unix-like systems properly http://www.halfgaar.net/backing-up-unix (linux howto sysadmin backup)
[Discover] live.sysinternals.com - / http://live.sysinternals.com/ (windows sysinternals sysadmin tools)
[Discover] Firewall Builder http://www.fwbuilder.org/ (linux security network iptables)
[Discover] Rob van der Woude's Scripting Pages http://www.robvanderwoude.com/ (scripting programming sysadmin tutorial)
[Discover] PuTTY Connection Manager http://puttycm.free.fr/ (windows ssh tools utilities)
[Discover] Hacking Illustrated: Hacking and Computer security videos http://www.irongeek.com/i.php?page=security/hackingillustrated (security howto hacking tutorial)
[Discover] Newsletter #53 February 2006 http://www.minasi.com/thismonth.htm (network windows sysadmin reference)
[Discover] Serverskine - Web Development Info Manager http://www.serverskine.com/ (freeware mac tools sysadmin)
[Discover] TheOnionRouter/CronBandwidthLimit - Noreply Wiki https://wiki.torproject.org/noreply/TheOnionRouter/CronBandwidthLimit (sysadmin tor cron bandwidth)
[Discover] :: Despabilando la MonoNeurona.org :: :: Tutorial de GNU Screen http://www.mononeurona.org/index.php?idp=635 (sysadmin tutoriales screen howto)
[Discover] -ScratchDrive.com- http://scratchdrive.com/downloads.php (wep tools security sysadmin)
[Discover] Speaking UNIX: More shell scripting techniques http://www.ibm.com/developerworks/aix/library/au-speakingunix_shellscripttech/?ca=dgr-lnxw07speakuni ... (linux programming scripting shell)
[Discover] The PC Decrapifier http://www.pcdecrapifier.com/ (windows utilities software tools)
[Discover] Awk Tips, Tricks and Pitfalls - good coders code, great reuse http://www.catonmat.net/blog/ten-awk-tips-tricks-and-pitfalls/ (scripting bash sysadmin linux)
[Discover] openpacket[.]org https://www.openpacket.org/ (network examples traffic analysis)
[Discover] How To Identify Unknown Processes In Windows http://www.watchingthenet.com/how-to-identify-unknown-processes-in-windows.html (windows technology howto processes)
[Discover] Quick HOWTO: Linux Home Networking and Linux Forums Help http://www.linuxhomenetworking.com/ (linux network tutorial reference)
[Discover] Home: LANrev - Automated Client Management for Mac and Windows Computers and Software http://www.lanrev.com/ (server tools sysadmin work)
[Discover] Light-weight system monitor for X - Conky http://conky.sourceforge.net/ (linux tools ubuntu utilities)
[Discover] Windows IT Pro is the authoritative and independent resource for windows nt, windows 2000, windows ... http://windowsitpro.com/ (windows tools sysadmin resources)
[Discover] Featured Windows Download: Z-Cron Automates Windows Tasks http://lifehacker.com/385900/z+cron-automates-windows-tasks (windows freeware lifehacker schedule)
[Discover] VirtualBox - VirtualBox http://www.virtualbox.org/wiki/VirtualBox (virtualization linux free opensource)
[Discover] HOWTO Replace RedHat with Gentoo, Remotely over SSH http://www.darkridge.com/~jpr5/doc/rh-gentoo.html (howto redhat linux installation)
[Discover] Standalone Sysadmin: Encrypted Filesystems out of the box on CentOS http://standalone-sysadmin.blogspot.com/2008/11/encrypted-filesystems-out-of-box-on.html (linux sysadmin encryption centos)
[Discover] Cisco 7200 Simulator - IPFlow Netflow Collector http://www.ipflow.utc.fr/index.php/Cisco_7200_Simulator (tools freeware emulation networking)
[Discover] psDooM: DooM for Sys A's http://psdoom.sourceforge.net/ (tools linux sysadmin unix)
[Discover] mibDepot: Home Page http://www.mibdepot.com/index.shtml (network monitoring mib sysadmin)
[Discover] AFP548 - Leopard Server Part 2 - Local Directory Services http://www.afp548.com/article.php?story=LeopardServerReview-LocalDirectory (tools macosx sysadmin reference)
[Discover] USB Goodies 2008 - Room362.com http://www.room362.com/archives/236-USB-Goodies-2008.html (usb software sysadmin network)
[Discover] How to: Prevent a fork bomb by limiting user process http://www.cyberciti.biz/tips/linux-limiting-user-process.html (linux security sysadmin shell)
[Discover] Setup a Windows XP Administration Workstation http://hdsurvivor.blogspot.com/2006/05/setup-windows-xp-administration.html (windows mmc sysadmin)
[Discover] The Linux Page Cache and pdflush http://www.westnet.com/~gsmith/content/linux-pdflush.htm (linux sysadmin heavy swap)
[Discover] Single Click - UltraVNC http://www.uvnc.com/addons/singleclick.html (vnc remoto sysadmin utilities)
[Discover] Net:Bonding - The Linux Foundation http://www.linux-foundation.org/en/Net:Bonding (network bonding linux sysadmin)
[Discover] Installing Xen On An Ubuntu 8.04 (Hardy Heron) Server From The Ubuntu Repositories | HowtoForge - ... http://www.howtoforge.com/ubuntu-8.04-server-install-xen-from-ubuntu-repositories (ubuntu virtualization linux sysadmin)
[Discover] Put a clever title here: Ubuntu chroot environments http://danieldandrada.blogspot.com/2006/09/ubuntu-chroot-environments.html (chroot ubuntu sysadmin debian)
[Discover] DriveImage XML Backup Software http://www.runtime.org/driveimage-xml.htm (windows freeware backup image)
[Discover] Apple - Downloads - Dashboard Widgets - HostsWidget http://www.apple.com/downloads/dashboard/networking_security/hostswidget.html (dashboard mac tools hosts)
[Discover] Welcome to the Java Open Single Sign-On Project http://www.josso.org/ (authentication opensource java toread)
[Discover] [Dicas-L] Dicas sobre Procedimentos Básicos em Redes http://www.dicas-l.com.br/dicas-l/20061120.php (artigos sysadmin redes)
[Discover] Tuning and Optimizing RHEL for Oracle 9i and 10g Databases (Red Hat Enterprise Linux, 4, 3, 2.1 - ... http://www.puschitz.com/TuningLinuxForOracle.shtml (redhat linux tutorial tuning)
[Discover] Hands on MySQL Backup & Migration - igvita.com http://www.igvita.com/blog/2007/10/10/hands-on-mysql-backup-migration/ (backup database mysql sysadmin)
[Discover] Examining Load Average http://www.linuxjournal.com/article/9001 (linux sysadmin)
