What describes how the 802.1Q protocol lactates the transmission of multiple Layer 2 networks on a single link?

The correct answer is A. adds 802.1Q tag information between the source MAC address and the Ether Type/Length fields. EEE 802.1Q uses an internal tagging mechanism which inserts a 4-byte tag field in the original Ethernet frame itself between the Source Address and Type/Length fields

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Options

Aadds 802.1Q tag information between the source MAC address and the Ether Type/Length fields
Bencapsulates the frame inside an 802.1Q tunnel
Cadds 802.1Q tag information between the preamble and the destination MAC address
Dencapsulates the packet inside an 802.1Q tunnel
Etransparently directs packets based on 802.1Q tags inside the header

How the community answered

(33 responses)

A
94% (31)
C
3% (1)
D
3% (1)

Explanation

EEE 802.1Q uses an internal tagging mechanism which inserts a 4-byte tag field in the original Ethernet frame itself between the Source Address and Type/Length fields

Topics

#802.1Q#VLAN tagging#trunk link#frame format

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