重新CONFIGURE DHCP:

1. Click on the Start menu, and select Control Panel.


2. Click on Network and Internet. (Skip this step if you do not see this Control Panel item.)


3. Click on Network and Sharing Center.


4. Click on Manage network connections.


5. Right click on Connection you wish to change and choose Properties. If Windows say it needs your permission to continue, click Continue.


6. Select Internet Protocol Version 4(TCP/IPv4) and click Properties.


7. Select Obtain an IP address automatically.


8. Select Obtain DNS server address automatically.


9. Click OK to close the TCP/IP Properties window.


10. Click OK to close the Local Area Connection Properties window.


11. Click Close to close the Network Connections window.


12. Click Close to close the Control Panel window.


13. Restart your computer.