Which of the following link can run the PPP protocol but cannot run the HDCL protocol? (Multiple Choice)
A . ATM
B . ISDN
C . MSTP
D . PSTN
E . E1
Answer: BD
Which of the following link can run the PPP protocol but cannot run the HDCL protocol? (Multiple Choice)
A . ATM
B . ISDN
C . MSTP
D . PSTN
E . E1
Answer: BD