Which two functions are performed at the MAC sublayer of the OSI data link layer? (Choose two.)

Which two functions are performed at the MAC sublayer of the OSI data link layer? (Choose two.)

  • Provides synchronization between source and target nodes.
  • Integrates various physical technologies.
  • Communicates between the networking software at the upper layers and the device hardware at the lower layers.
  • Adds Layer 2 control information to network protocol data.
  • Enables IPv4 and IPv6 to utilize the same network interface and media.

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