单选题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） setup
单选题
Which statement about the Link Control Protocol （LCP） is true？（）
A
LCP is used for basic PPP link setup and operation.
B
LCP is used for PPP CHAP authentication.
C
LCP is used for PPP over ATM （PPPoA） setup.
D
LCP is used for PPP over Ethernet （PPPoE） setup.
E
LCP is used for PPP over Frame Relay （PPPoFR） setup
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