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
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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
A.The use of a queuing method that will give VoIP traffic strict priority over other traffic
B.The use of RTP header compression for the VoIP traffic.
C.The proper classification and marking of the traffic as close to the source as possible
D.The use of 802.1QinQ trunking for VoIP traffic
E.The use of WRED for the VoIP traffic
You need to troubleshoot some problems in the Company VOIP network associated with jitter.
What is the cause of jitter? ()
A. Packet drops
B. Transmitting too many small packets
C. Variable queue delays
D. Compression
E. None of the other alternatives apply
最新試題
What must be the same to make multiple switches part of the same Multiple Spanning Tree (MST)?()
Refer to the exhibit. What does the command channel-group 1 mode desirable do? ()
What is the configured priority value of the Vlan105’s group on DS2 ?()
Which three statements about STP timers are true?()
Based on the show spanning-tree vlan 200 output shown in the exhibit, which two statements about the STP process for VLAN 200 are true? ()
Which statement is correct about the use of the virtual interface on a WLC ?()
During routine maintenance, G1/0/1 on DS1 was shutdown. All other interface were up. DS2 became the active HSRP device for Vlan101 as desired. However, after G1/0/1 on DS1 was reactivated. DS1 did not become the active HSRP device as desired. What need to be done to make the group for Vlan101 function properly ? ()
Refer to the exhibit. LACP has been configured on Switch1 as shown. Which is the correct command set to configure LACP on Switch2?()
Which router redundancy protocol cannot be configured for interface tracking?()
Refer to the exhibit. What will happen when one more user is connected to interface FastEthernet 5/1? ()