Question:
What is a role of the Logical Link Control sublayer?
- to provide data link layer addressing
- to provide access to various Layer 1 network technologies
- to define the media access processes performed by network hardware
- to mark frames to identify the network layer protocol being carried
Explanation: There are two data link sublayers, MAC and LLC. The LLC sublayer is responsible for communicating with the network layer and for tagging frames to identify what Layer 3 protocol is encapsulated.
Exam with this question: CCNA 1 (v5.1 + v6.0) Chapter 4 Exam Answers
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