How do I flush my DNS cache?

XP And Below:
1.) Go to start->run.
2.) Type in "cmd" without the quotes.
3.) At the command prompt type "ipconfig /flushdns" again without quotes.

Vista:
1.) Click on start->All Programs->Accessories
2.) Right click on the command prompt and pick run as administrator.
3.) At the command prompt type "ipconfig /flushdns" no quotes.

Linux:
1.) Open a root terminal or use sudo (in ubuntu or similar systems) with the following command:
- "/etc/rc.d/init.d/nscd restart" (without quotes)

Mac OSX Leopard:
1.) Use the following command in a terminal window:
- "dscacheutil -flushcache" (without quotes)

Mac OSX 10.5.1 and before:
1.) Use the following command in a terminal window:
- "lookupd -flushcache" (without quotes)

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