Networking - Virtual LANs - Discussion

Discussion :: Virtual LANs - Virtual LANs (Q.No.6)

6. 

When a new trunk link is configured on an IOS-based switch, which VLANs are allowed over the link?

[A]. By default, all VLANs are allowed on the trunk.
[B]. No VLAN's are allowed, you must configure each VLAN by hand.
[C]. Only configured VLAN's are allowed on the link.
[D]. Only extended VLAN's are allowed by default.

Answer: Option A

Explanation:

By default, all VLANs are allowed on the trunk link and you must remove by hand each VLAN that you don't want traversing the trunked link.

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