Ethernet Frame
An Ethernet frame contains the following fields:
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| Ethernet Frame CCNA Tutorials |
The preamble is fifty six bits of alternating 1s and 0s that synchronizes communication on an local area network . it's followed by AN 8-bit begin of frame delimiter (10101011) that indicates a sound frame is close to begin. The preamble and therefore the begin of frame aren't thought-about a part of the particular frame, or calculated as a part of the whole frame size
Ethernet uses the 48-bit MAC address for hardware addressing. the primary 24-bits of a MAC address verify the manufacturer of the network interface, and therefore the last 24-bits unambiguously establish the host.
Ethernet uses the 48-bit MAC address for hardware addressing. the primary 24-bits of a MAC address verify the manufacturer of the network interface, and therefore the last 24-bits unambiguously establish the host.
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