A:AnswerYes, you can send and receive faxes but you'll need to download the drivers from Canon or use the Cd. As for the dedicated line i dont think you'll need to have one unless you're constantly sending and receiving faxes.
A:AnswerThat is a little difficult to answer. The hopper holds about 25 sheets. However, many scanning programs allow you to scan smaller amounts and still make it part of a single document. In that case, there is really no limit on page amount.