多项选择题

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

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多项选择题

Which three QoS mechanisms can be configured to improve VoIP quality on a converged network？（）

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

单项选择题

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

多项选择题

The Lightweight Access Point Protocol （LWAPP） is in use within the Company wireless network.
Which two statements correctly describe features of this protocol？（）

A. Control traffic between an access point and a controller is encrypted within LWAPP.
B. Data traffic between an access point and a controller is encrypted within LWAPP.
C. Layer 3 mode packets are transmitted in TCP frames.
D. Data traffic between an access point and a controller is encapsulated within LWAPP.
E. VLAN tagging and QoS markings are applied at the access point.

Refer to the exhibit. What are three of the basic components of a VoIP network？（）

相关考题

Refer to the exhibit.
What are three of the basic components of a VoIP network？（）