Windows 7 system notebook wired connection restricted with yellow exclamation point how to resolve

Win7 Notebook Connection Wireless no problem, plug in the network cable, the network cable prompts the light, but the Internet icon shows the Huang number!

Internet search for a lot of information, such as:

netsh int ip reset

Ipconfig/flushdns

Ipconfig/renew

Or is:

Shut down the firewall or something.

Win7 system notebook wired connection restricted with yellow exclamation resolution

Or:

Final Solution:

Right key My Computer = = "Management = =" Device Manager = = "Network adapter

Find the corresponding driver, uninstall, then right button: Scan detect hardware changes, this system will automatically install network card driver, refresh the network ok!

The following figure:

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