Which of the following are characteristics of 802.1p? (Choose two)
802.1p adds 16 bits to the Layer 2 header,
802.1p adds 16 bits to the Layer 3 header.
802.1p specifies 64 different priority levels.
802.1p uses a field in the 802.1Q header.
802.1p uses a field in the Layer 3 IP header
802.1p defines a 3-bit Class of Service field.
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