A.Find out who the main public telecommunications carriers are in your area. What services do they offer to the end user, and how much do these services cost? In particular, is an ISDN service...

A.Find out who the main public telecommunications carriers are in your area. What services do they offer to the end user, and how much do these services cost? In particular, is an ISDN service available to the domestic telephone user?

B. If you have access to amodem, look at the list of facilities and options it offers to its user. How many of these are comprehensible to a person who knows little about the details of computer communications? What is the maximum information transfer rate possible?