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
- One-click (x)AMP: What to do with XAMPP/MAMP/WAMP questions
- Capacity Planning:
- Database Infrastructure: How do you do load testing and capacity planning for databases?
- Web Infrastructure: 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
- Certification: What IT certification is most valuable without job experience?
- Datacenter Infrastructure & Design
- Fire Suppression: What's the best fire suppression for a server room?
- DNS:
- How long does it take for an A record to propogate?
- What is a glue record?
- How to use DNS to redirect domain to specific port on my server
- Why does DNS work the way it does?
- Email:
- How to keep emails from being classified as spam
- Hardware:
- Why is hosted storage so expensive?
- 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 ) - IIS
- What are the differences between Websites, Directories, Virual Directories, and Applications in IIS 7?
- Licensing:
- Networking:
- Expected Ethernet performance: Networking Units: Not getting expected performance from 100Mb Ethernet
- Hairpin Nat: How come I can't redirect TCP ports on this wireless router?
- Monitoring: What tool do you use to monitor your servers?
- Multiple DHCP Servers, one subnet: Can I have multiple DHCP servers on one network?
- Speed/Size units: Networking Units: Not getting expected performance from 100Mb Ethernet
- Subnets: How does Subnetting Work
- Security:
- Hacked: My server's been hacked! EMERGENCY
- Linux Webserver rights: What permissions should my website files/folders have on a Linux webserver?
- Misbehaving users: What should I do about this user?
- Restricted Shell: 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
- Securing LAMP: Tips for securing a LAMP Server
- Worms: 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
- Terminal Server (RDS)
- Virtualisation
- Enabling hardware virtualisation BIOS; anything to beware?