Windows cannot configure IP addresses

At work today, the database suddenly broke down. The company uses a fixed IP address, and the first response is to look at the IP address. Look at the IP address in the network and Sharing center and discover that the gateway is gone, and configure it quickly. But still not connected to the extranet, through the command line ipconfig to see the discovery is like this
 

after configuring the IP address from the command line, Ipconfig again, showing only "gateways", on the Internet to find a lot of methods, and finally found that the IP address may conflict, change the IP address problem resolution.

In general, IP address conflicts, change the IP address will be prompted, but do not know why the office of this does not.

Summary: In the static IP address can not be configured, in addition to troubleshooting the native problem, but also to consider the problem of routers!

Windows cannot configure IP addresses