Sharing Internet over WiFi from iMac/OS X to PC/Vista?

Question

WiFi

There is a poppy in the kitchen, the wife has a laptop in the room.
The wire with the LAN is plugged into the poppy.
At the moment, I can only create a comp-comp network via Wi-Fi, connect manually from a laptop - after rebooting one or the other - there is no network.
How to make a poppy a regular hotspot? so that Windows, bastard, with the poppy turned on, always cuts to the poppy and uses the Internet.
Well, and, accordingly, so that after rebooting the poppy, the network is restored.
Thank you in advance.

Answer 1

In the window in the previous answer, in the "General connection" field, select "Ethernet", and "For computers using" - "AirPort". Next, click "AirPort Settings .." and specify the wireless network settings, then check the "Sharing" box.

Answer 2

I apologize for breaking in with offtopic, but why not spend another thousand or two rubles and buy a Wi-Fi router and forget about such problems?

Answer 3

Windows Vista is unable to obtain an IP address from some 3rd party DHCP servers and routers - see if this is the issue

Answer 4

System settings → Sharing → Internet Sharing
In the list, you need to check the boxes for all interfaces that participate in the bundle.

Answer 5

I have it like this:
Where PPPoE is the name of my Internet connection on a poppy.