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/questions/415533/how-to-stop-people-from-using-my-domain-to-send-spa 
  - 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