A.serialization delay
B.overrun
C.full buffers and queues
D.propagation delay
E.shaping delay
F.TCP header errors
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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.
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.
最新試題
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
What are three factors used to determine the amount of bandwidth that is required for a single VoIP call？ （）
Which three benefits are realized by implementing Wireless LAN Solution Engine （WLSE）？（）
What is an advantage of the IntServ QoS model？（）
What is the term that is used to describe the process of converting a signal from digital to analog？（）
In a VoIP network， which type of interface would an analog fax machine connect to？（）
What are two ways to minimize the delay of VoIP packets that are traversing a network？ （）
Which three functions are associated with a Cisco Unified CallManager？ （）
Which Control Plane Policing （CoPP） statement is true？（）
Which two functions can be provided by an Integrated Services Router （ISR） in a VoIP network？（）