Renew your DHCP Lease (IP Address)

Windows:

1. Open a Command Prompt: Start Menu > All Programs > Accessories > Command Prompt
2. In the Command Prompt, type:
   • ipconfig /renew
   If issuing just the renew command doesn't work, try the following:
   1. ipconfig /release
      - then -
   2. ipconfig /renew
3. Your computer will release it's IP address and obtain a new IP

Mac OS X:

1. Open the Terminal.app application, located in /Applications/Utilities/
2. In the Terminal window, type:
   
   • 10.6 and earlier: 
     
     • dscacheutil -flushcache
   • 10.7: 
     
     • sudo killall -HUP mDNSResponder
3. Your computer will release it's IP address and obtain a new IP