Q6
Which encapsulations can be configured on a serial interface? 1. Ethernet 2. Token Ring 3. HDLC 4. Frame Relay 5. PPP
A.
1 and 4
B.
2 only
C.
3, 4 and 5
AnswerD.
All of the above
Answer: Option C
Solution
Answer: Option C
Solution:
Ethernet and Token Ring are LAN technologies and cannot be configured on a serial interface. PPP, HDLC, and Frame Relay are layer 2 WAN technologies that are typically configured on a serial interface.