Module 6

Question 1

Data Link layer

Answer 1

Accepts L3 packets and encapsulates into L2 frames
Receives L3 packets and directs to the proper upper-layer protocol
Performs error detection and rejects corrupt frames

Question 2

Data link layer is responsible for

Answer 2

NIC to NIC communications

Question 3

LLC

Answer 3

Logical Link Control
Communicates between networking software and hardware
Places information in the frame identifying which network layer protocol is being used