How to Solve “unidentified network, No Internet Access”

The Laptop Sony Vaio with Windows 7 currently have internet connection problem. It cannot connect to the internet with message:
Unidentified Network problem. Unable to connect to internet

Well, I google the solution and find out:
http://blog.fakhrulzakry.com/how-to-solve-unidentified-network-no-internet-access

1. Click Start Button
2. Type: ncpa.cpl
3. Right click the Wireless Adapter and choose PROPERTIES
4. Click and highlight the Internet Protocol TCP/IP Version 4 option
5. Click the Properties button
6. Choose “Use the following IP address”
7. Enter the following for the IP address: 192.168.1.210
8. Enter the following for the Subnet Mask: 255.255.255.0
9. Enter the following for the Default Gateway: 192.168.1.1
10. Choose “Use the following DNS servers”
11. Enter the following for the Primary DNS server: 192.168.1.1
12. Enter the following for the Secondary DNS server: 4.2.2.3
13. Click OK
14. Click Close
15. Reconnect to the wireless signal

Unfortunately still could not connect.
Then I change the network cable on my Linksys WRT54GL from "Internet Cable" into the LAN Cable.
After I change the cable connection, the problem solved.
I hope this information is useful for you