單項選擇題

Which statement is true about voice VLANs？（）

A.When the voice VLAN feature is enabled， all untagged voice and data traffic is sent through the voice VLAN.
B.The voice VLAN feature is enabled by default.
C.The IP phone overrides the priority of all incoming data traffic （tagged and untagged） and sets the CoS value to 0.
D.The default CoS value is 1 for incoming voice and data traffic.

你可能感興趣的試題

單項選擇題

You work as a network engineer for. You study the exhibit carefully.
What type of attack would be mitigated by this configuration？（）

A.CDP manipulation
B.VLAN hopping
C.MAC spoofing
D.MAC flood attack
E.ARP spoofing
F.spanning tree compromises

多項選擇題

You want to enhance the security within the LAN and prevent VLAN hopping.
What two steps can be taken to help prevent this？（）

A.Enable BPD guard
B.Disable CDP on ports where it is not necessary
C.Place unused ports in a common unrouted VLAN
D.Prevent automatic trunk configuration
E.Implement port security

Which statement is true about voice VLANs？ （）

你可能感興趣的試題

You work as a network engineer for. You study the exhibit carefully. What type of attack would be mitigated by this configuration？（）

You want to enhance the security within the LAN and prevent VLAN hopping. What two steps can be taken to help prevent this？（）

Which statement is true about voice VLANs？（）

You work as a network engineer for. You study the exhibit carefully.
What type of attack would be mitigated by this configuration？（）

You want to enhance the security within the LAN and prevent VLAN hopping.
What two steps can be taken to help prevent this？（）