A few days ago just open found themselves unable to get to the Internet, is also unable to connect to the server, the problem details as shown in figure

CodePudding user response:

Assign the IP address of the wrong words, illegal DHCP server in LAN, suggest you do the DHCP service first scan (can use WFilter "DHCP scan plugin" inside), removed the illegal DHCP server to try again,
Or can you set the static IP access to the Internet,

CodePudding user response:

Set up two 255 subnet mask give it a try

CodePudding user response:

On the second floor that makes sense