A.the DiffServ model requires applications to signal the network with QoS requirements
B.the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses
C.the DiffServ model requires RSVP
D.the best effort model is suitable for applications such as file transfer and e-mail
E.the IntServ model requires applications to signal the network with QoS requirements
F.the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
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A.centralized management for autonomous access points
B.centralized management for lightweight access points
C.centralized management that requires an external AAA server
D.centralized management with integrated AAA server
E.integration with the Location Appliance to expand real time tracking to 1500 devices for 30 days
F.integration with the Location Appliance to expand real time tracking to 2500 devices for 30 days
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
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.
最新試題
Which two statements are correct about the signaling methods that are utilized for transmitting voice？ （）
When Cisco SDM is used to generate QoS policy， various QoS classes will be created and assigned a percentage of the interface bandwidth. Which three statements indicate the default bandwidth values that are assigned by SDM for outgoing traffic on a WAN interface？ （）
Which two characteristics are common between traffic policing and traffic shaping？（）
For delay sensitive traffic， what are the three best ways that are used to prevent packet loss？ （）
Which two VoIP capabilities are utilized when the CallManager and the gateway are configured for Survivable Remote Site Telephony？（）
Which three benefits are realized by implementing Wireless LAN Solution Engine （WLSE）？（）
In a VoIP network， which type of interface would an analog fax machine connect to？（）
What are two reasons to implement H·323 gatekeepers？（）
Which three practices are important to the implementation of a DiffServ QoS architecture？（）
What are three factors used to determine the amount of bandwidth that is required for a single VoIP call？ （）