Test CCNA 24

24. Refer to the exhibit. Which statement describes DLCI 17?





A. DLCI 17 describes the ISDN circuit between R2 and R3

B. DLCI 17 describes a PVC on R2. it cannot be used on R3 or R1.

C. DLCI 17 is the Layer 2 address used by R2 to describle a PVC to R3.

D. DLCI 17 describes the dial-up circuit from R2 and R3 to the service provider.

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Correct C
Explaination:
In a frame-relay network, the device needs Layer 2 addressing to define PVC . DLCI 17 is the Layer 2 address used by R2 to describe a PVC to R3