Which statement about the Link Control Protocol (LCP) is true?()
- ALCP is used for basic PPP link setup and operation.
- BLCP is used for PPP CHAP authentication.
- CLCP is used for PPP over ATM (PPPoA) setup.
- DLCP is used for PPP over Ethernet (PPPoE) setup.
- ELCP is used for PPP over Frame Relay (PPPoFR) setu