These are the questions we have identified as Canonical:

 -  **Capacity Planning:**
  - Generic Capacity Planning: http://serverfault.com/questions/384686
  - Database: http://serverfault.com/questions/350458
  - Web: http://serverfault.com/questions/350454
 -  **Career:**
  - Starting out: http://serverfault.com/questions/9766
  - Certification: http://serverfault.com/questions/35578
 - **Datacenter Infrastructure & Design**
  - Fire Suppression: http://serverfault.com/questions/25319
 - **Documentation**
   - http://serverfault.com/questions/46273/getting-started-with-documentation
 - **EMail & Spam**
   - http://serverfault.com/questions/419407/fighting-spam-what-can-i-do-as-an-email-administrator-domain-owner-or-user
  - http://serverfault.com/q/48428
 - **Hardware:**
  - http://serverfault.com/questions/263694
  - http://serverfault.com/questions/339128
 - **Hosting provider/server hardware shopping:**  
  - http://serverfault.com/questions/326205
  - http://serverfault.com/questions/292013
  - http://serverfault.com/questions/398335
 - **Infrastructure Software:**
  - http://serverfault.com/q/125371
  - http://serverfault.com/q/309622
  - http://serverfault.com/q/74362
  - http://serverfault.com/q/355887
  - http://serverfault.com/q/402580
  - http://serverfault.com/q/368512
  - http://serverfault.com/q/406240
 - **Licensing:** 
  - http://serverfault.com/questions/215405
 - **Networking:**
  - Expected Ethernet performance: http://serverfault.com/questions/333816
  - Hairpin Nat: http://serverfault.com/questions/252521
  - Monitoring: http://serverfault.com/questions/44
  - Monitoring: http://serverfault.com/questions/394393
  - Speed/Size units: http://serverfault.com/questions/333816
  - Subnets: http://serverfault.com/questions/49765
 - **Security:** 
  - Hacked: http://serverfault.com/questions/218005
  - Linux Webserver Rights: http://serverfault.com/questions/357108
  - Misbehaving users: http://serverfault.com/questions/323706
  - Restricted Shell: http://serverfault.com/questions/89778
  - Restricting Windows Admin: http://serverfault.com/questions/40764
  - Securing LAMP: http://serverfault.com/questions/212269
  - Worms: http://serverfault.com/questions/339552
  - http://serverfault.com/questions/364677
 - **SSH:** 
  - ProxyCommand: http://serverfault.com/questions/48808
 - **Terminal Server (RDS)**
  - Performance: http://serverfault.com/questions/332622
 - **Uptime**
   - http://serverfault.com/questions/316637/100-uptime-for-a-web-application 
   - http://serverfault.com/questions/130300/reaching-99-9999-uptime
 - **Virtualisation**
  - http://serverfault.com/questions/7690
 - **Web Servers**
   - http://serverfault.com/questions/214512
   - Picking the right MPM (on *NIX systems): http://serverfault.com/questions/383526
   - One-click (x)AMP: http://meta.serverfault.com/questions/1968
   - http://serverfault.com/questions/108545
   - SNI: http://serverfault.com/questions/109800