Finding an ISP 
If you decide to look for an ISP, make sure the one you find is compatible with WebTV. To be compatible with WebTV, the ISP must:


Support both PPP and PAP.

Offer at least one access phone number in your local calling area, with a speed of at least 28.8 Kbps.

Offer a fixed-cost service.

Offer technical support for connecting to WebTV.

Support V.90.