These are the questions we have identified as Canonical:

 - **Apache**
   - mod_rewrite: [Everything you ever wanted to know about Mod_Rewrite but were afraid to ask](http://serverfault.com/questions/214512/everything-you-ever-wanted-to-know-about-mod-rewrite-rules-but-were-afraid-to-ask)
   - One-click (x)AMP: http://meta.serverfault.com/questions/1968/what-to-do-with-xampp-mamp-wamp-questions
 -  **Capacity Planning:**
  - Database Infrastructure: http://serverfault.com/questions/350458/how-do-you-do-load-testing-and-capacity-planning-for-databases
  - Web Infrastructure: http://serverfault.com/questions/350454/how-do-you-do-load-testing-and-capacity-planning-for-web-sites
 -  **Career:**
  - Starting out: [What a beginner should know/learn for a sysadmin job](http://serverfault.com/questions/9766/what-a-beginner-should-know-learn-for-sysadmin-job)
  - Certification: 
 - **Datacenter Infrastructure & Design**
  - Fire Suppression: http://serverfault.com/questions/25319/whats-the-best-fire-suppression-for-a-server-room
 - **DNS:**
  - [How long does it take for an A record to propogate?](http://serverfault.com/questions/125371/how-long-does-it-take-for-an-a-record-to-propagate)
  - [What is a glue record?](http://serverfault.com/questions/309622/what-is-a-glue-record)
  - [How to use DNS to redirect domain to specific port on my server](http://serverfault.com/questions/74362)
  - [Why does DNS work the way it does?](http://serverfault.com/questions/355887/)
 - **Email:**
  - [How to keep emails from being classified as spam](http://serverfault.com/questions/48428/how-to-send-emails-and-avoid-them-being-classified-as-spam)
 - **Hardware:**
  - [Why is hosted storage so expensive?](http://serverfault.com/questions/263694/why-is-hosted-storage-so-expensive/)
  - [What are the different widely used RAID levels and when should I consider them?
](http://serverfault.com/questions/339128/what-are-the-different-widely-used-raid-levels-and-when-should-i-consider-them)
 - **Hosting provider/server hardware shopping:**  
   *(Note that these are usually* ***Off Topic*** *)*
   - [Dedicated server or Cloud Hosting?](http://serverfault.com/questions/326205/dedicated-server-or-cloud-hosting)
   - [Good sites for discussing specific hosting provider/server specification scenarios](http://serverfault.com/questions/292013/good-sites-for-discussing-specific-hosting-provider-server-specification-scenario)
 - **Licensing:** 
   - [Can you help  me with my licensing question?](http://serverfault.com/questions/215405/can-you-help-me-with-my-software-licensing-question)
 - **Networking:**
  - Expected Ethernet performance: [http://serverfault.com/questions/333816/how-can-i-check-whats-slowing-down-my-network](http://serverfault.com/questions/333816/how-can-i-check-whats-slowing-down-my-network)
  - Hairpin Nat: [http://serverfault.com/questions/252521/how-come-i-cant-redirect-tcp-ports-on-this-wireless-router](http://serverfault.com/questions/252521/how-come-i-cant-redirect-tcp-ports-on-this-wireless-router)
  - Monitoring: [http://serverfault.com/questions/44/what-tool-do-you-use-to-monitor-your-servers](http://serverfault.com/questions/44/what-tool-do-you-use-to-monitor-your-servers)
  - Speed/Size units: [http://serverfault.com/questions/333816/how-can-i-check-whats-slowing-down-my-network](http://serverfault.com/questions/333816/how-can-i-check-whats-slowing-down-my-network)
  - Subnets: [How does Subnetting Work](http://serverfault.com/questions/49765/how-does-subnetting-work)
 - **Security:** 
   - Hacked: [My server's been hacked! EMERGENCY](http://serverfault.com/questions/218005/my-servers-been-hacked-emergency)
   - Misbehaving users: [What should I do about this user?](http://serverfault.com/questions/323706/what-should-i-do-about-this-user)
   - Restricted Shell: http://serverfault.com/questions/89778/how-to-restrict-the-users-shell-allowing-to-execute-shell-programs
   - Restricting Windows Admin rights on workstations: [How to convince a boss he does not need admin privileges](http://serverfault.com/questions/40764/how-to-convince-a-big-boss-that-he-does-not-need-administrator-privileges)
   - Securing LAMP: [Tips for securing a LAMP Server](http://serverfault.com/questions/212269/tips-for-securing-a-lamp-server)
   - Worms: http://serverfault.com/questions/339552/how-do-i-deal-with-the-removal-eradication-of-an-unknown-worm-on-our-network
 - **SSH:** 
  - ProxyCommand: [How to configure a shortcut for an SSH connection through an SSH tunnel](http://serverfault.com/questions/48808/how-to-configure-a-shortcut-for-an-ssh-connection-through-a-ssh-tunnel)
 - **Terminal Server (RDS)**
   - Performance: http://serverfault.com/questions/332622/find-out-the-bottleneck-for-windows-remote-desktop-server-terminal-server
 - **IIS**
  - [What are the differences between Websites, Directories, Virual Directories, and Applications in IIS 7?](http://serverfault.com/questions/108545/)
 - **Virtualisation**
  - [Enabling hardware virtualisation BIOS; anything to beware?](http://serverfault.com/questions/346022/why-is-intel-virtualization-technology-disabled-in-bios-by-default)