How to give the Internet over LAN from a PC?

Question

Computer networks

Tell me, is it possible to implement the following scheme: a
PC receives the Internet via WIFI and gives the Internet via a LAN wire to an IP phone ...
If possible, how?

Answer 1

On Windows: right click on the Wi-Fi connection, properties, "Allow other PCs to connect to the internet through this connection".
As a result, NAT rises and everything works.