The voice VLAN feature has been enabled on a new Company Catalyst switch port.
What is the effect of this？ （）
A.The CoS is trusted for 802.1P or 802.1Q tagged traffic.
B.PortFast is disabled on the port.
C.Port Security is automatically enabled on a voice VLAN port.
D.Untagged traffic is sent according to the default CoS priority of the port.
E.None of the other alternatives apply
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Refer to the exhibit.
Which statement is true about where trust boundaries should be established in a network？（）
A.Endpoints 2 and 3 are optimal places to establish a trust boundary. Endpoint 1 is an acceptable place to establish a trust boundary.
B.Endpoint 2 is the optimal place to establish a trust boundary. Endpoints 1 and 3 are acceptable places to establish a trust boundary.
C.Endpoint 2 is the only acceptable place to establish a trust boundary.
D.Endpoint 1 is the only acceptable place to establish a trust boundary.
E.Endpoints 1 and 2 are optimal places to establish a trust boundary. Endpoint 3 is an acceptable place to establish a trust boundary.
F.Endpoint 1 is the optimal place to establish a trust boundary. Endpoints 2 and 3 are acceptable places to establish a trust boundary.
You need to configure a new Company Catalyst 3560 switch for a VOIP-enabled office.
Which three statements are true about the voice VLAN feature on this switch？（）
A.The default CoS value for incoming traffic is set up to 0.
B.The CoS value is trusted for 802.1p or 802.1q tagged traffic.
C.PortFast is automatically disabled when a voice VLAN is configured.
D.The voice VLAN feature is disabled by default.
E.The IP phone accepts the priority of all tagged and untagged traffic and sets the CoS value to 4.
F.When the voice VLAN feature is enabled， all untagged traffic is sent according to the default CoS priority of the port
Refer to the exhibit. Which statement is true about a voice VLAN？（）
A.Physically the voice network and the data network are separate.
B.The voice traffic will normally be on a different IP subnet than will the data traffic.
C.End user intervention is necessary to place the phone into the proper VLAN.
D.The same security policy should be implemented for both voice and data traffic.
E.The data VLAN must be configured as the native VLAN.
A.TCP retransmits
B.UDP priority
C.Bursty
D.Delay sensitive
E.Greedy
F.Drop sensitive
Refer to the exhibit.
What are three of the basic components of a VoIP network？（）
A.software voice applications
B.multipoint control unit （MCU）
C.gatekeeper
D.call agent
E.interactive voice response （IVR） systems
F.softphones
最新試題
Refer to the exhibit. Which Virtual Router Redundancy Protocol （VRRP） statement is true about the roles of the master virtual router and the backup virtual router？（）
Refer to the exhibit. On the basis of the output of the show spanning-tree inconsistentports command， which statement about interfaces FastEthernet 0/1 and FastEthernet 0/2 is true？（）
Which two statements about the various implementations of STP are true？（）
Refer to the exhibit. Initially， LinkA is connected and forwarding traffic. A new LinkB is then attached between SwitchA and HubA. Which two statements are true about the possible result of attaching the second link？（）
Examine the diagram. A network administrator has recently installed the above switched network using 3550s and would like to control the selection of the root bridge.Which switch should theadministrator configure as the root bridge and which configuration command must theadministrator enter to accomplish this？（）
Which router redundancy protocol cannot be configured for interface tracking？（）
Refer to the exhibit. What does the command channel-group 1 mode desirable do？ （）
Which two statements are true about BPDU port-guard and BPDU filtering？（）
Which three statements are true of the Link Aggregation Control Protocol （LACP）？（）
If G1/0/1 on DS1 is shutdown， what will be the current priority value of the Vlan105’s group on DS1 ？（）