Window configuration Network Settings IPv6 fixed IP automatically changed to 169.254.*.* problem

First, the problem phenomenon

A few days ago met a more strange problem, a LAN computer, has been manually set the fixed IP (192.168.8.120), the computer into standby, once again open found intranet connection.

Second, the problem of positioning

1, first ping the next gateway (192.168.8.1), found that the ping does not pass.

2, Ipconfig saw the next IP settings, found the address of the network card programming 169.254.*.*.

3, through the network management to re-modify the IP, restart the adapter, discovered or 169.254.*.* IP, in the details can see their own set of IP.

4, set to automatic IP acquisition of DHCP, automatically obtain a 192.168.8.200 IP, the IP is normal, can ping the gateway.

5, use the IP to ping the previous IP (192.168.8.120) found to ping, it is estimated that the IP is occupied, because this IP is my common IP, if modified, other devices on some remote connection information at the same time to modify the more troublesome, so also to locate.

　　

Window configuration Network Settings IPv6 fixed IP automatically changed to 169.254.*.* problem