A.CAC is implemented in the call setup phase to allocate bandwidth resources
B.CAC is implemented in the call maintenance phase to allocate bandwidth resources
C.CAC is utilized during the call teardown phase to ensure that all resources have been released
D.CAC uses the Cisco RSVP (Resource Reservation Protocol) Agent to integrate call-processing capabilities with the underlying network infrastructure
E.CAC is implemented in the call setup phase to determine the destination of the call
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A.minimum bandwidth guarantee
B.average bandwidth guarantee
C.optimum bandwidth guarantee
D.maximum bandwidth rate
E.IP precedence
F.priority
A.the FXS interface allows an analog connection to be directed at the public switched telephone network (PSTN’s) central office
B.the FXS interface connect directly to a standard telephone, fax machine, or sililar device and supplies ring, voltage, and dial tone
C.the FXS interface connect directly to an IP phone and supplies ring, voltage, and dial tone
D.the FXS interface connect directly to ISDN voice channels
A.the Cisco WCS is designed to support 1500 Cisco WLAN controllers and up to 50 APs
B.the Cisco WCS runs on a dedicated network device such as the Cisco 2700 network appliance
C.the Cisco WCS runs on various windows and Linux platforms
D.the Cisco WCS screen displays four main menu sheet tab consisting of Monitor, Configure, Security, and Alam
E.the Cisco WCS uses the SNMP protocol to communicate with the controllers
A.Asynchronous Transfer Mode (ATM)
B.data-link switching (DLSw)
C.Route Processor Redundancy (RPR)
D.Frame Relay (FR)
E.Metro Ethernet
F.Multiprotocol Label Switching (MPLS)
A.a class can be identified as a single application, multiple applications with similar service needs,or be based on the source or destination IP address
B.a drawback of the DiffServ field in the MAC header to mark frames into behavior aggregates (BAs)
C.DiffServ uses the DiffServ field in the MAC header to mark frames into behavior
D.the DiffServ field occupies the same eight bits of the MAC header that were previously used for the ToS field
E.the first six high-order bits of the DiffServ field are used to identify the Resource Reservation Protocol (RSVP) value
F.the primary goal of DiffServ is scalability
A.FECN
B.LLQ
C.WRED
D.LFI
E.CRTP
F.CBWFQ
A.Cisco CallManager
B.Cisco CallManger Express (CME)
C.Cisco CallManager Gateway (CMG)
D.Cisco CallManager Voice Gateway (CMVG)
E.Media Gateway Control Protocol (MGCP)
A.increases link capacity
B.increases buffer space to accommodate bursts of traffic from delay-sensitive applications
C.provides prioritized forwarding for drop-sensitive applications
D.drop lower priority packets before congestion occurs
E.separates traffic into as many as 64 queues that can be uniquely prioritized
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
Refer to the wxhibit . what QOS model should be used to reserve the requested bandwidth and delay needed for each allowed VOIP call regardless of changing networkconditions?()
A.best-effort delivery
B.ingress committed rate (ICR)
C.shaping and policing
D.egress committed rate (ECR)
E.integrated Services (IntServ)
F.differentiated services (DiffServ)
最新试题
When deploying a Cisco Wireless Control System (WCS) with the 2700 series location appliance, to within what range is on-demand location of rogue APs possible?()
What are three factors used to determine the amount of bandwidth that is required for a single VoIP call? ()
Which statement is true about the Call Admission Control (CAC) feature in VoIP networks?()
Which set of classes correctly identifies the four traffic classes, from highest priority to lowest priority, specified in the 802.11e standard?()
What is the term that is used to describe the process of converting a signal from digital to analog?()
Which three user interfaces exist for the Cisco WLAN Controllers?()
What are two reasons to implement H·323 gatekeepers?()
Which of the items stated is typically the most expensive method of improving QoS across WAN links?()
Which two VoIP capabilities are utilized when the CallManager and the gateway are configured for Survivable Remote Site Telephony?()
For delay sensitive traffic, what are the three best ways that are used to prevent packet loss? ()