A.Each subinterface has its own hardware queue and can experience congestion just like its main interface
B.Hardware queuing is only used if the software queues are experiencing congestion.
C.Hardware queues and software queues are not used concurrently.
D.The hardware queuing system always uses the FIFO queuing mechanism.
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A.RTP multiplexing is used to keep multiple phone conversations separate
B.RTP provides end-to-end delivery services for voice traffic.
C.UDP is used to ensure a reliable transmission from sender to receiver.
D.RTP is used to provide resource reservation for the voice stream.
E.UDP provides multiplexing of multiple phone conversations.
A.link efficiency
B.admission control
C.classification and marking
D.shaping and policing
E.congestion avoidance using the RTP protocol
F.resource reservation using the RSVP protocol
A.802.1X
B.Cisco Temporal Key Integrity Protocol （CKIP）
C.Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling （EAP-FAST）
D.Cisco Message Integrity Check （CMIC）
E.One-Time Passwords （OTP）
F.Advanced Encryption Standard （AES）
Refer to the exhibit. The network has been configured with H.323 gateways and gatekeepers as shown. Which statement is true when a call is placed？（）
A.A gatekeeper is contacted to determine the correct local gateway to use.
B.A gateway will receive the call and forward a call request to the local gatekeeper.
C.A gateway will receive the call and forward a call request to the gatekeeper on the other side of the WAN
D.A gatekeeper will receive the call and forward a call request to the remote gateway.
A.programming interface to external applications
B.FXS and FXO port negotiation
C.AutoQos VoIP trust boundaries
D.signaling and device control
E.LLO for voice and video traffic
F.directory and XML services
最新試題
What are the three models of quality of service （QoS） in a network？（）
What are three Cisco Unified CallManager features？ （）
Which two functions can be provided by an Integrated Services Router （ISR） in a VoIP network？（）
Which two characteristics are common between traffic policing and traffic shaping？（）
In the design of a QoS solution， which two factors should be taken into consideration？（）
Which three functions can an Integrated Services Router perform in a VoIP network？（）
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
When QoS levels in the Cisco Wireless Control System （WCS） are entered， which profile names are used to identify the access categories？（）
Which two statements are true about Voice over IP （VoIP） packet delivery in a digital infrastructure？ （）
Within the WMM policy， how many default QoS radio access categories are there？（）