Which encapsulations can be configured on a serial interface?
1. Ethernet
2. Token Ring
4. Frame Relay
5. PPP

A. 1 and 4

B. 2 only

C. 3, 4 and 5

D. All of the above

Answer: Option C

Solution(By Examveda Team)

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.

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Related Questions on Wide Area Networks

How should a router that is being used in a Frame Relay network be configured to keep split horizon issues from preventing routing updates?

A. Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.

B. Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.

C. Configure many subinterfaces in the same subnet.

D. Configure a single subinterface to establish multiple PVC connections to multiple remote router interfaces.