[Discover] Spice Works: Free Network IT Management Software http://www.spiceworks.com/
(network tools helpdesk tool) 
[Discover] FreeNAS: The Free NAS Server - Home http://www.freenas.org/ (nas storage opensource linux)
[Discover] Openfiler — Openfiler Homepage http://www.openfiler.com/ (nas storage opensource san)
[Discover] OpenVAS - OpenVAS - Open Vulnerability Assessment System Community Site http://www.openvas.org/ (scanner tools nessus security)
[Discover] OpenDNS | Providing A Safer And Faster Internet http://www.opendns.com/ (dns security free network)
[Discover] Eucalyptus http://eucalyptus.cs.ucsb.edu/ (cloud virtualization eucalyptus architecture)
[Discover] PartedMagic - Main - Parted Magic http://partedmagic.com/wiki/PartedMagic.php (partition utilities recovery tools)
[Discover] Cacti: The Complete RRDTool-based Graphing Solution http://www.cacti.net/ (network sysadmin monitoring tools)
[Discover] TrueCrypt - Free Open-Source On-The-Fly Disk Encryption Software for Windows Vista/XP, Mac OS X ... http://www.truecrypt.org/ (security software windows encryption)
[Discover] Enomaly : Elastic Computing (Clarity to Cloud Computing): Home http://www.enomalism.com/ (virtualization xen linux server)
[Discover] PuTTY Tray http://www.xs4all.nl/~whaa/putty/ (windows ssh terminal freeware)
[Discover] Developments of the Honeyd Virtual Honeypot http://www.honeyd.org/ (honeypot sysadmin datacenter network)
[Discover] Nagios: Home http://www.nagios.org/ (monitoring network linux sysadmin)
[Discover] Helix - Incident Response & Computer Forensics Live CD by e-fense_, Inc. http://www.e-fense.com/helix/ (security livecd windows linux)
[Discover] EBOX PLATFORM http://ebox-platform.com/ (server network opensource ebox)
[Discover] Remote-Exploit.org - Supplying offensive security products to the world http://www.remote-exploit.org/backtrack.html (linux security livecd hacking)
[Discover] Main Page - OpenNMS http://www.opennms.org/index.php/Main_Page (opensource network management monitoring)
[Discover] Ksplice: Rebootless Linux kernel security updates http://web.mit.edu/ksplice/ (linux kernel patch sysadmin)
[Discover] Hackszine.com: HOWTO - reset a lost Ubuntu password http://www.hackszine.com/blog/archive/2008/09/howto_reset_a_lost_ubuntu_pass.html (linux ubuntu recovery sysadmin)

[Discover] Enabling High Performance Data Transfers [PSC] http://www.psc.edu/networking/projects/tcptune/ (network tuning tcp linux)
[Discover] OCS Inventory NG http://www.ocsinventory-ng.org/ (network opensource inventory sysadmin)
[Discover] Quick HOWTO : Ch03 : Linux Networking - Linux Home Networking http://www.linuxhomenetworking.com/wiki/index.php/Quick_HOWTO_:_Ch03_:_Linux_Networking#Changing_NIC ... (network tutorial linux sysadmin)
[Discover] LUKS - Linux Unified Key Setup http://luks.endorphin.org/ (tools linux security sysadmin)
[Discover] MaraDNS - a security-aware DNS server http://www.maradns.org/ (dns linux server security)
[Discover] MidpSSH | SSH and Telnet client for Mobile devices (MIDP/J2ME) http://www.xk72.com/midpssh/ (ssh symbian midp tools)
[Discover] Funambol community forge https://www.forge.funambol.org/ (email server linux mobile)
[Discover] SIW | System Information for Windows by Gabriel Topala http://www.gtopala.com/ (windows hardware tools system)
[Discover] Setting up SVN on Ubuntu http://www.subversionary.org/howto/setting-up-a-subversion-server-on-ubuntu-gutsy-gibbon-server (ubuntu svn subversion apache)
[Discover] The sysctl Interface http://www.linuxjournal.com/article/2365 (linux sysctl sysadmin kernel)
[Discover] Free Websites Performance, Availability, Traffic Monitoring http://mon.itor.us/ (tools monitoring utilities tool)
[Discover] Agile Testing: The sad state of open source monitoring tools http://agiletesting.blogspot.com/2008/11/sad-state-of-open-source-monitoring.html (network monitoring tools software)
[Discover] Process Lasso http://www.bitsum.com/prolasso.shtml (windows process monitor utilities)
[Discover] Find duplicate copies of files " Ubuntu Blog http://ubuntu.wordpress.com/2005/10/08/find-duplicate-copies-of-files/ (ubuntu howto sysadmin utilities)
[Discover] Analyzing Malicious SSH Login Attempts http://www.securityfocus.com/infocus/1876 (ssh linux security ubuntu)
[Discover] PowerShell: часто задаваемые вопросы http://www.samag.ru/cgi-bin/go.pl?q=articles;n=03.2008;a=02 (scripting russian powershell sysadmin)
[Discover] JkDefrag v3.34 http://www.kessels.com/JkDefrag/index.html (windows software utilities disk)
[Discover] Linux.com :: Set up your firewall with Firewall Builder http://www.linux.com/feature/144533 (tutorial firewall security tools)
[Discover] c't Projekte - Offline-Update http://www.heise.de/ct/projekte/offlineupdate/ (windows security usefull heise)
[Discover] sysjail: userland virtualisation http://sysjail.bsd.lv/ (openbsd security sysadmin virtualization)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs- (administration ssh reference linux)
[Discover] ADSI Scripting for Administering Windows 2000/2003 Networks http://www.rlmueller.net/ (tutorial programming ms.adsi scripting)
[Discover] Hiren and Pankaj's Homepage " www.hiren.info http://www.hiren.info/ (hirencd tools utilidades herramientas)
[Discover] Personal Software Inspector (PSI) - Secunia https://psi.secunia.com/ (windows security freeware software)
[Discover] Creating LTO barcodes | Fooblog http://blog.maniac.nl/2008/05/28/creating-lto-barcodes/ (lto sysadmin backup)
[Discover] Norton Partition Magic alternative freeware - FREE EASEUS Partition Manager Home Edition http://www.partition-tool.com/personal.htm (windows free software sysadmin)
[Discover] alternative ways to get Windows updates - Download Squad http://www.downloadsquad.com/2008/11/25/3-alternative-ways-to-get-windows-updates/ (windows update updates software)
[Discover] Vim - Notes http://www.swaroopch.com/notes/Vim (vim vi books reference)
[Discover] Clonezilla http://clonezilla.org/ (tools windows sysadmin backup)
[Discover] OpenDNS | Providing A Safer And Faster Internet http://www.opendns.com/ (dns security free network)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs- (administration ssh reference linux)
[Discover] .htaccess files - Ultimate .htaccess Tutorial http://www.askapache.com/htaccess/apache-htaccess.html (apache .htaccess tutorial howto)
[Discover] Run Windows Apps 100% Seamlessly on Ubuntu! | Bringing Linux to the Masses http://hehe2.net/thedarkside/microsoft/run-windows-apps-100-seamlessly-on-ubuntu/ (windows virtualization linux ubuntu)
[Discover] live.sysinternals.com - / http://live.sysinternals.com/ (windows sysinternals sysadmin tools)
[Discover] Fix Unresponsive or Frozen Linux Computers using Shortcuts | MakeUseOf.com http://www.makeuseof.com/tag/fix-unresponsive-or-frozen-computers-with-keyboard-shortcuts/ (shortcuts linux recovery sysadmin)
[Discover] Newbies: 7 Useful Ubuntu Linux Tips :: The Tux Geek http://blogs.howtogeek.com/tuxgeek/2008/09/13/newbies-7-useful-ubuntu-tips/ (tips ubuntu linux tutorial)
[Discover] Sounds of hard drives needing data recovery - Datacent http://datacent.com/hard_drive_sounds.php (reference sounds hdd sound)
[Discover] Linux: Make Your Linux Desktop More Productive http://lifehacker.com/5048628/make-your-linux-desktop-more-productive (windows ubuntu dock linux)
[Discover] Apps For Painless Windows Reformats - Download Squad http://www.downloadsquad.com/2008/09/01/5-apps-for-painless-windows-reformats-for-8-2-08-switched-th ... (windows utilities xp tips)
[Discover] Reverse SSH Tunneling | HowtoForge - Linux Howtos and Tutorials http://www.howtoforge.com/reverse-ssh-tunneling (ssh tutorial linux nat)
[Discover] Introduction - Bulk Rename Utility http://www.bulkrenameutility.co.uk/Main_Intro.php (windows utility tool sysadmin)
[Discover] The Geek Stuff " Turbocharge PuTTY with 12 Powerful Add-Ons - Software for Geeks #3 http://www.thegeekstuff.com/2008/08/turbocharge-putty-with-12-powerful-add-ons-software-for-geeks-3/ (sysadmin windows tools utilities)
[Discover] Twenty Rules for Amazon Cloud Security - O'Reilly Broadcast http://broadcast.oreilly.com/2008/11/20-rules-for-amazon-cloud-security.html (security amazon network secure)
[Discover] Linux.com :: Using free software for HTTP load testing http://www.linux.com/feature/143896 (testing tools performance http)
[Discover] Tips for Optimizing MySQL Queries (That don't suck) | 20bits http://20bits.com/articles/10-tips-for-optimizing-mysql-queries-that-dont-suck/ (sql sysadmin optimization server)
[Discover] ModSecurity: Open Source Web Application Firewall http://www.modsecurity.org/ (security sysadmin apache firewall)
[Discover] How To Setup MySQL Replication in 10 minutes | Hackosis http://www.hackosis.com/index.php/2008/06/09/how-to-setup-mysql-replication-in-10-minutes/ (database replication mysql howto)
[Discover] An Illustrated Guide to the Kaminsky DNS Vulnerability http://www.unixwiz.net/techtips/iguide-kaminsky-dns-vuln.html (dns security tutorial sysadmin)
[Discover] Linux.com :: Set up your firewall with Firewall Builder http://www.linux.com/feature/144533 (tutorial firewall security tools)
[Discover] Check for Open Ports with NMAP http://www.linux-sec.net/Audit/nmap.test.gwif.html (test linux security sysadmin)
[Discover] Never Installed a Firewall on Ubuntu? Try Firestarter - The Community's Center for Security http://www.linuxsecurity.com/content/view/142641?rdf (linux ubuntu firewall security)
[Discover] Check My DNS (Kaspinsky threat) http://www.doxpara.com/?p=1176 (dns linux security sysadmin)
[Discover] cygwin sshd setup http://ncyoung.com/entry/389 (cygwin sshd windows ssh)
[Discover] The Big Ol' Ubuntu Security Resource - IT Security http://www.itsecurity.com/features/ubuntu-secure-install-resource/ (ubuntu linux tutorial security)
[Discover] Fixmbr - Repair Master Boot Record, MBRFix for Windows 2000, XP etc., fdisk /mbr, linux LILO ... http://www.ambience.sk/fdisk-master-boot-record-windows-linux-lilo-fixmbr.php (windows tools linux sysadmin)
[Discover] rBuilder Online - Front Page http://www.rpath.com/rbuilder/ (virtualization vmware tools sysadmin)
[Discover] The PC Decrapifier http://www.pcdecrapifier.com/ (windows utilities software tools)
[Discover] Fixing Windows Vista, Part 4: Get smart about services | Ed Bott's Microsoft Report | ZDNet.com http://blogs.zdnet.com/Bott/?p=448&tag=nl.e539 (fix vista sysadmin tips)
[Discover] Hotwire - A free object-oriented hypershell http://hotwire-shell.org/ (shell linux sysadmin windows)
[Discover] Killer open source monitoring tools | InfoWorld | Analysis | 2008-11-24 | By Paul Venezia http://www.infoworld.com/article/08/11/24/48TC-open-monitoring_1.html (linux monitoring sysadmin opensource)
[Discover] BASTILLE-LINUX http://bastille-linux.sourceforge.net/ (tools linux security sysadmin)
[Discover] Free DNS Report alternatives http://vidmar.net/weblog/archive/2008/03/23/free-dns-report-alternatives.aspx (testing network dns sysadmin)
[Discover] AutoPatcher.com " AutoPatcher 5.6 Documentation http://www.autopatcher.com/documentation (windows sysadmin)
[Discover] About your IP DNS WHOIS speedtest backup etc http://www.aboutmyx.com/AboutMyXApp/AboutMyIP.jsp (test network dns rsync)
[Discover] Network Calculators http://www.subnetmask.info/ (network sysadmin tcpip networking)
[Discover] FreeNAS: The Free NAS Server - Home http://www.freenas.org/ (nas storage opensource linux)
[Discover] Openfiler — Openfiler Homepage http://www.openfiler.com/ (nas storage opensource san)
[Discover] OpenVAS - OpenVAS - Open Vulnerability Assessment System Community Site http://www.openvas.org/ (scanner tools nessus security)
[Discover] OpenDNS | Providing A Safer And Faster Internet http://www.opendns.com/ (dns security free network)
[Discover] Eucalyptus http://eucalyptus.cs.ucsb.edu/ (cloud virtualization eucalyptus architecture)
[Discover] PartedMagic - Main - Parted Magic http://partedmagic.com/wiki/PartedMagic.php (partition utilities recovery tools)
[Discover] Cacti: The Complete RRDTool-based Graphing Solution http://www.cacti.net/ (network sysadmin monitoring tools)
[Discover] TrueCrypt - Free Open-Source On-The-Fly Disk Encryption Software for Windows Vista/XP, Mac OS X ... http://www.truecrypt.org/ (security software windows encryption)
[Discover] Enomaly : Elastic Computing (Clarity to Cloud Computing): Home http://www.enomalism.com/ (virtualization xen linux server)
[Discover] PuTTY Tray http://www.xs4all.nl/~whaa/putty/ (windows ssh terminal freeware)
[Discover] Developments of the Honeyd Virtual Honeypot http://www.honeyd.org/ (honeypot sysadmin datacenter network)
[Discover] Nagios: Home http://www.nagios.org/ (monitoring network linux sysadmin)
[Discover] Helix - Incident Response & Computer Forensics Live CD by e-fense_, Inc. http://www.e-fense.com/helix/ (security livecd windows linux)
[Discover] EBOX PLATFORM http://ebox-platform.com/ (server network opensource ebox)
[Discover] Remote-Exploit.org - Supplying offensive security products to the world http://www.remote-exploit.org/backtrack.html (linux security livecd hacking)
[Discover] Main Page - OpenNMS http://www.opennms.org/index.php/Main_Page (opensource network management monitoring)
[Discover] Ksplice: Rebootless Linux kernel security updates http://web.mit.edu/ksplice/ (linux kernel patch sysadmin)
[Discover] Hackszine.com: HOWTO - reset a lost Ubuntu password http://www.hackszine.com/blog/archive/2008/09/howto_reset_a_lost_ubuntu_pass.html (linux ubuntu recovery sysadmin)
[Discover] lighttpd fly light http://www.lighttpd.net/ (http lighttpd software webserver)
[Discover] Enabling High Performance Data Transfers [PSC] http://www.psc.edu/networking/projects/tcptune/ (network tuning tcp linux)
[Discover] OCS Inventory NG http://www.ocsinventory-ng.org/ (network opensource inventory sysadmin)
[Discover] Quick HOWTO : Ch03 : Linux Networking - Linux Home Networking http://www.linuxhomenetworking.com/wiki/index.php/Quick_HOWTO_:_Ch03_:_Linux_Networking#Changing_NIC ... (network tutorial linux sysadmin)
[Discover] LUKS - Linux Unified Key Setup http://luks.endorphin.org/ (tools linux security sysadmin)
[Discover] MaraDNS - a security-aware DNS server http://www.maradns.org/ (dns linux server security)
[Discover] MidpSSH | SSH and Telnet client for Mobile devices (MIDP/J2ME) http://www.xk72.com/midpssh/ (ssh symbian midp tools)
[Discover] Funambol community forge https://www.forge.funambol.org/ (email server linux mobile)
[Discover] SIW | System Information for Windows by Gabriel Topala http://www.gtopala.com/ (windows hardware tools system)
[Discover] Setting up SVN on Ubuntu http://www.subversionary.org/howto/setting-up-a-subversion-server-on-ubuntu-gutsy-gibbon-server (ubuntu svn subversion apache)
[Discover] The sysctl Interface http://www.linuxjournal.com/article/2365 (linux sysctl sysadmin kernel)
[Discover] Free Websites Performance, Availability, Traffic Monitoring http://mon.itor.us/ (tools monitoring utilities tool)
[Discover] Agile Testing: The sad state of open source monitoring tools http://agiletesting.blogspot.com/2008/11/sad-state-of-open-source-monitoring.html (network monitoring tools software)
[Discover] Process Lasso http://www.bitsum.com/prolasso.shtml (windows process monitor utilities)
[Discover] Find duplicate copies of files " Ubuntu Blog http://ubuntu.wordpress.com/2005/10/08/find-duplicate-copies-of-files/ (ubuntu howto sysadmin utilities)
[Discover] Analyzing Malicious SSH Login Attempts http://www.securityfocus.com/infocus/1876 (ssh linux security ubuntu)
[Discover] PowerShell: часто задаваемые вопросы http://www.samag.ru/cgi-bin/go.pl?q=articles;n=03.2008;a=02 (scripting russian powershell sysadmin)
[Discover] JkDefrag v3.34 http://www.kessels.com/JkDefrag/index.html (windows software utilities disk)
[Discover] Linux.com :: Set up your firewall with Firewall Builder http://www.linux.com/feature/144533 (tutorial firewall security tools)
[Discover] c't Projekte - Offline-Update http://www.heise.de/ct/projekte/offlineupdate/ (windows security usefull heise)
[Discover] sysjail: userland virtualisation http://sysjail.bsd.lv/ (openbsd security sysadmin virtualization)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs- (administration ssh reference linux)
[Discover] ADSI Scripting for Administering Windows 2000/2003 Networks http://www.rlmueller.net/ (tutorial programming ms.adsi scripting)
[Discover] Hiren and Pankaj's Homepage " www.hiren.info http://www.hiren.info/ (hirencd tools utilidades herramientas)
[Discover] Personal Software Inspector (PSI) - Secunia https://psi.secunia.com/ (windows security freeware software)
[Discover] Creating LTO barcodes | Fooblog http://blog.maniac.nl/2008/05/28/creating-lto-barcodes/ (lto sysadmin backup)
[Discover] Norton Partition Magic alternative freeware - FREE EASEUS Partition Manager Home Edition http://www.partition-tool.com/personal.htm (windows free software sysadmin)
[Discover] alternative ways to get Windows updates - Download Squad http://www.downloadsquad.com/2008/11/25/3-alternative-ways-to-get-windows-updates/ (windows update updates software)
[Discover] Vim - Notes http://www.swaroopch.com/notes/Vim (vim vi books reference)
[Discover] Clonezilla http://clonezilla.org/ (tools windows sysadmin backup)
[Discover] OpenDNS | Providing A Safer And Faster Internet http://www.opendns.com/ (dns security free network)
[Discover] Lazy Linux: 10 essential tricks for admins http://www.ibm.com/developerworks/linux/library/l-10sysadtips/index.html?ca=drs- (administration ssh reference linux)
[Discover] .htaccess files - Ultimate .htaccess Tutorial http://www.askapache.com/htaccess/apache-htaccess.html (apache .htaccess tutorial howto)
[Discover] Run Windows Apps 100% Seamlessly on Ubuntu! | Bringing Linux to the Masses http://hehe2.net/thedarkside/microsoft/run-windows-apps-100-seamlessly-on-ubuntu/ (windows virtualization linux ubuntu)
[Discover] live.sysinternals.com - / http://live.sysinternals.com/ (windows sysinternals sysadmin tools)
[Discover] Fix Unresponsive or Frozen Linux Computers using Shortcuts | MakeUseOf.com http://www.makeuseof.com/tag/fix-unresponsive-or-frozen-computers-with-keyboard-shortcuts/ (shortcuts linux recovery sysadmin)
[Discover] Newbies: 7 Useful Ubuntu Linux Tips :: The Tux Geek http://blogs.howtogeek.com/tuxgeek/2008/09/13/newbies-7-useful-ubuntu-tips/ (tips ubuntu linux tutorial)
[Discover] Sounds of hard drives needing data recovery - Datacent http://datacent.com/hard_drive_sounds.php (reference sounds hdd sound)
[Discover] Linux: Make Your Linux Desktop More Productive http://lifehacker.com/5048628/make-your-linux-desktop-more-productive (windows ubuntu dock linux)
[Discover] Apps For Painless Windows Reformats - Download Squad http://www.downloadsquad.com/2008/09/01/5-apps-for-painless-windows-reformats-for-8-2-08-switched-th ... (windows utilities xp tips)
[Discover] Reverse SSH Tunneling | HowtoForge - Linux Howtos and Tutorials http://www.howtoforge.com/reverse-ssh-tunneling (ssh tutorial linux nat)
[Discover] Introduction - Bulk Rename Utility http://www.bulkrenameutility.co.uk/Main_Intro.php (windows utility tool sysadmin)
[Discover] The Geek Stuff " Turbocharge PuTTY with 12 Powerful Add-Ons - Software for Geeks #3 http://www.thegeekstuff.com/2008/08/turbocharge-putty-with-12-powerful-add-ons-software-for-geeks-3/ (sysadmin windows tools utilities)
[Discover] Twenty Rules for Amazon Cloud Security - O'Reilly Broadcast http://broadcast.oreilly.com/2008/11/20-rules-for-amazon-cloud-security.html (security amazon network secure)
[Discover] Linux.com :: Using free software for HTTP load testing http://www.linux.com/feature/143896 (testing tools performance http)
[Discover] Tips for Optimizing MySQL Queries (That don't suck) | 20bits http://20bits.com/articles/10-tips-for-optimizing-mysql-queries-that-dont-suck/ (sql sysadmin optimization server)
[Discover] ModSecurity: Open Source Web Application Firewall http://www.modsecurity.org/ (security sysadmin apache firewall)
[Discover] How To Setup MySQL Replication in 10 minutes | Hackosis http://www.hackosis.com/index.php/2008/06/09/how-to-setup-mysql-replication-in-10-minutes/ (database replication mysql howto)
[Discover] An Illustrated Guide to the Kaminsky DNS Vulnerability http://www.unixwiz.net/techtips/iguide-kaminsky-dns-vuln.html (dns security tutorial sysadmin)
[Discover] Linux.com :: Set up your firewall with Firewall Builder http://www.linux.com/feature/144533 (tutorial firewall security tools)
[Discover] Check for Open Ports with NMAP http://www.linux-sec.net/Audit/nmap.test.gwif.html (test linux security sysadmin)
[Discover] Never Installed a Firewall on Ubuntu? Try Firestarter - The Community's Center for Security http://www.linuxsecurity.com/content/view/142641?rdf (linux ubuntu firewall security)
[Discover] Check My DNS (Kaspinsky threat) http://www.doxpara.com/?p=1176 (dns linux security sysadmin)
[Discover] cygwin sshd setup http://ncyoung.com/entry/389 (cygwin sshd windows ssh)
[Discover] The Big Ol' Ubuntu Security Resource - IT Security http://www.itsecurity.com/features/ubuntu-secure-install-resource/ (ubuntu linux tutorial security)
[Discover] Fixmbr - Repair Master Boot Record, MBRFix for Windows 2000, XP etc., fdisk /mbr, linux LILO ... http://www.ambience.sk/fdisk-master-boot-record-windows-linux-lilo-fixmbr.php (windows tools linux sysadmin)
[Discover] rBuilder Online - Front Page http://www.rpath.com/rbuilder/ (virtualization vmware tools sysadmin)
[Discover] The PC Decrapifier http://www.pcdecrapifier.com/ (windows utilities software tools)
[Discover] Fixing Windows Vista, Part 4: Get smart about services | Ed Bott's Microsoft Report | ZDNet.com http://blogs.zdnet.com/Bott/?p=448&tag=nl.e539 (fix vista sysadmin tips)
[Discover] Hotwire - A free object-oriented hypershell http://hotwire-shell.org/ (shell linux sysadmin windows)
[Discover] Killer open source monitoring tools | InfoWorld | Analysis | 2008-11-24 | By Paul Venezia http://www.infoworld.com/article/08/11/24/48TC-open-monitoring_1.html (linux monitoring sysadmin opensource)
[Discover] BASTILLE-LINUX http://bastille-linux.sourceforge.net/ (tools linux security sysadmin)
[Discover] Free DNS Report alternatives http://vidmar.net/weblog/archive/2008/03/23/free-dns-report-alternatives.aspx (testing network dns sysadmin)
[Discover] AutoPatcher.com " AutoPatcher 5.6 Documentation http://www.autopatcher.com/documentation (windows sysadmin)
[Discover] About your IP DNS WHOIS speedtest backup etc http://www.aboutmyx.com/AboutMyXApp/AboutMyIP.jsp (test network dns rsync)
[Discover] Network Calculators http://www.subnetmask.info/ (network sysadmin tcpip networking)
