Dell-EMC
D-ISM-FN-23 · Question #349
What is the maximum number of VLANs that can be supported with one VLAN tag field?
The correct answer is A. 4096. Ethernet switches that have VLAN enabled use Ethernet frames with the VLAN TAG field added. The VLAN TAG is a 12-bit field that can address up to 4096 VLANs. A switch reads the VLAN tag and forwards the Ethernet frame to the port assigned to the VLAN ID, or to the next switch…
Storage Networking Technologies
Question
What is the maximum number of VLANs that can be supported with one VLAN tag field?
Options
- A4096
- B8192
- C1024
- D2048
How the community answered
(35 responses)- A71% (25)
- B3% (1)
- C9% (3)
- D17% (6)
Explanation
Ethernet switches that have VLAN enabled use Ethernet frames with the VLAN TAG field added. The VLAN TAG is a 12-bit field that can address up to 4096 VLANs. A switch reads the VLAN tag and forwards the Ethernet frame to the port assigned to the VLAN ID, or to the next switch when
Topics
#VLAN#VLAN tagging#IEEE 802.1Q#network segmentation
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