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Which of the following MUST happen before the server ca…

A server is configured to communicate on both VLAN 1 and VLAN 12. VLAN 1 communication works fine, but
VLAN 12 does not. Which of the following MUST happen before the server can communicate on VLAN 12?

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A.
The server’s network switch port must be enabled for 802.11x on VLAN 12.

B.
The server’s network switch port must use VLAN Q-in-Q for VLAN 12.

C.
The server’s network switch port must be 802.1q untagged for VLAN 12.

D.
The server’s network switch port must be 802.1q tagged for VLAN 12.

Explanation:
802.1q is a standard that defines a system of VLAN tagging for Ethernet frames. The purpose of a tagged port
is to pass traffic for multiple VLAN’s.
Incorrect Options:
A: 802.11x provides an authentication mechanism to devices wishing to attach to a LAN or WLAN.
B: VLAN Q-in-Q allows multiple VLAN tags to be inserted into a single frame.
C: The purpose an untagged port is to accept traffic for a single VLAN only.

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