A.all Wi-Fi devices on the WLAN send directly received signal strength indication （RSSI） information to the Cisco Wireless Location Appliance through SNMP
B.an AP collects RSSI information which is forwarded to wireless controllers through LWAPP. Wireless controllers forward aggregated RSSI to the location appliance through SNMP
C.the APs collect received signal strength indication （RSSI） information from all Wi-Fi devices and forward the information to the Cisco Wireless Location Appliance through the LWAPP
D.the Cisco WLAN controllers bypass the received signal strength indication （RSSI） information from all Wi-Fi devices to the Cisco Wireless Location Appliance through the LWAPP
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A.AutoQoS can be configured from a different subinterface if the DLCI is already assigned to one subinterface
B.Multilink PPP (MLP) over Frame Relay must be manually configured on low speed DLCIs
C.for low-speed Frame Relay DLCIs with Frame Relay-to ATM interworking, the AutoQoS cannot be configured if a virtual template is already configured for the DLCI
D.AutoQoS can be configured on a Frame Relay DLCI only if a map class is attached to the DLCI
Refer to the exhibit. What type of interface will connect the voice gateway router R1 to the analog phone and the fax machine?（）
A.the analog phone will be connected to the FXS port， and the fax machine will be connected to the FXO port on router R1
B.the analog phone will be connected to the FXO port， and the fax machine will be connected to the FXS port on router R1
C.both devices will be connected to the FXS port on router R1
D.both devices will be connected to the FXO port on router R1
E.both devices will be connected to the E and M ports on router R1
A.voice gateways with analog interfaces need a gatekeeper to convert analog signals into digital format before voice is encapsulated into IP packets
B.voice gateways need a gatekeeper to interconnect the VoIP networks the PSTN network
C.voice gateways with Cisco Unified CallManager Express （CME） can permanently act as a call agent for IP phones
D.voice gateways equipped with a DSP module can take the role of the call agent during WAN failure.
A.in global configuration mode， apply the service policy and use the qos pre-classify
B.in global configuration mode， apply the service policy but do not use the qos pre-classify command
C.apply the service policy on the physical interface but do not use the qos pre-classify
D.apply the service policy on the tunnel interface but do not use the qos pre-classify command
E.apply the service policy on the tunnel interface and use the qos pre-classify command
A.business-critical
B.high priority
C.middle class
D.voice
E.best effort
F.scavenger
A.end-to-end network delay times that exceed 50 ms for real-time traffic are considered unacceptable
B.end-to-end network delay times that exceed 250 ms for real-time traffic are considered unacceptable
C.end-to-end network delay is not a factor as long as the delay is consistent
D.some packet loss can be corrected by codec algorithms
E.RSVP handles voice packet retransmission
F.fragmentation is a result of packet loss
A.analog trunks that provide the Survivable Remote Site Telephony (SRST) feature
B.analog trunks that provide VoIP gateway functionality
C.analog trunks that connect a gateway to plain old telephone service (POTS) device such as analog phones, fax machines, and legacy voice-mail systems
D.analog trunks that connect a gateway to a central office (CO) or private branch exchange (PBX)
A.sampling
B.packetization
C.quantization
D.serialization
A.The router that is directly connected to the IP phone will look up the called number in its call routing table.
B.The router that is directly connected to the IP phone will inform its call agent when a service request is detected.
C.When the IP phone is picked up，the IP phone initiates the service request.
D.The directly connected router passes the collected digits to its call agent，and the call agent looks up in its call-routing table the called number.
A.propagation delay
B.voice packet serialization delay
C.congested egress queues
D.header overhead
E.packets dropped because of CRC errors
最新試題
What is the term that is used to describe the process of converting a signal from digital to analog？（）
Which three functions are associated with a Cisco Unified CallManager？ （）
What are two ways to minimize the delay of VoIP packets that are traversing a network？ （）
Which two commands should be entered on a WLAN controller to remove any residual configuration？（）
What is an advantage of the IntServ QoS model？（）
When QoS levels in the Cisco Wireless Control System （WCS） are entered， which profile names are used to identify the access categories？（）
Which two characteristics are common between traffic policing and traffic shaping？（）
Which Control Plane Policing （CoPP） statement is true？（）
Which statement is true about the Call Admission Control （CAC） feature in VoIP networks？（）
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？（）