What are two services provided by the OSI network layer? (Choose two.)

Question:
What are two services provided by the OSI network layer? (Choose two.)

• performing error detection
• routing packets toward the destination
• encapsulating PDUs from the transport layer
• placement of frames on the media
• collision detection

Explanation: The OSI network layer provides several services to allow communication between devices:

• addressing
• encapsulation
• routing
• de-encapsulation

Error detection, placing frames on the media, and collision detection are all functions of the data ink layer.

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