N10-005 · Question #695
Which of the following is used to describe trunking VLANs on a network?
The correct answer is C. 802.1q. IEEE 802.1q is the standard that defines VLAN tagging on Ethernet frames, enabling multiple VLANs to be carried over a single trunk link between switches. It inserts a 4-byte tag into the Ethernet frame header identifying the VLAN. 802.11a is a Wi-Fi wireless standard (5 GHz)…
Question
Which of the following is used to describe trunking VLANs on a network?
Options
- A802.11a
- B802.11i
- C802.1q
- D802.1x
How the community answered
(19 responses)- B5% (1)
- C89% (17)
- D5% (1)
Explanation
IEEE 802.1q is the standard that defines VLAN tagging on Ethernet frames, enabling multiple VLANs to be carried over a single trunk link between switches. It inserts a 4-byte tag into the Ethernet frame header identifying the VLAN. 802.11a is a Wi-Fi wireless standard (5 GHz), 802.11i is the wireless security standard that forms the basis of WPA2, and 802.1x is the standard for port-based Network Access Control (NAC) used with RADIUS authentication.
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