The network cable in the living room can not be connected to the Internet, the network cable in the

That is, this person has broadband on the interface. That's why.

Try according to my method, in the case that the desktop can access the Internet, plug it into the laptop from one of the four ports of the router with a usable network cable, and then open the local connection of the laptop to enable it,

There is no problem with the reserved network cable, and if there is no bridge, you can use the power modem or wireless router to bridge it, and you don't need to drill the wire.

The IP address of each slot is different, that is, the IP address of the network cable in the living room and bedroom is not the same, so your router needs to be set again.

This should be a problem with the integrated wiring of the network cable in the bedroom, you can first disassemble the panel, check whether there is a problem with the line made by the information module at the other end of the bedroom, and then use the line tester to see if the integrated wiring is disconnected in the middle, and you can only go outside to ask someone to do it, and confirm that the wiring in the middle is disconnected, you can only find another way, such as using a power cat or wireless way to solve it.