Context: For users and small businesses, traditional options include copper wires to provide dial-up, DSL, typically asymmetric digital subscriber line (ADSL), cable modem or Integrated Services Digital Network (ISDN) (typically basic rate interface). Using fiber-optics to end users is called Fiber To The Home or similar names.

Question: what traditional options were available for users and small businesses? 
Answer: copper wires to provide dial-up, DSL, typically asymmetric digital subscriber line (ADSL), cable modem or Integrated Services Digital Network (ISDN) (typically basic rate interface)

Question: what is it called when fiber-optics are used for end users?
Answer: Fiber To The Home

Question: who is served by dial-up, dsl, adsl, cable modems, or isdns?
Answer: users and small businesses

Question: What options were available to large businesses?
Answer: Unanswerable

Question: What is using fiber optics to providers called?
Answer: Unanswerable

Question: What modern options are available to users and small businesses?
Answer: Unanswerable