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What voice endpoint is recommended for use with the Cisco Unified Communications 500 Series for small businesses？（）
- A、 IP7961
- B、 IP8961
- C、 SPA504
- D、 SPA9000
参考答案
更多 “What voice endpoint is recommended for use with the Cisco Unified Communications 500 Series for small businesses？（）A、 IP7961B、 IP8961C、 SPA504D、 SPA9000” 相关考题
考题
What does the interface subcommand switchport voice vlan 222 indicate？（）A、The port is configured for both data and voice traffic.B、The port is fully dedicated to forwarding voice traffic.C、The port will operate as an FXS telephony port.D、Voice traffic will be redirected to VLAN 222.
考题
Refer to the exhibit. A router has a 256 kbps Frame Relay circuit connected to interface serial 0/0. As a large FTP packet is being placed into the hardware transmit queue of interface serial 0/0， a voice packet is placed into the priority queue of that interface. How， and in what order， wi the packets be transmitted？（）A、the voice packet will be transmitted first， followed by the FTP packet in its entiretyB、the voice packet will be transmitted first， followed by the fragmented FTP packetC、the FTP packet will be fragmented and the voice packet will be interleavedD、the FTP packet will be transmitted first in its entirety， follow by the voice packet
考题
What will cause wireless voice devices to perform poorly？（）A、average signal strength that is greater than -67 dBiB、cell overlap of 15 to 20 percentC、uneven wireless coverageD、absence of coverage holes
考题
On a WLAN controller， what is the default roaming bandwidth percentage reserved for voice clients？（）A、6 percentB、12 percentC、18 percentD、24 percent
考题
If voice and data traffic will be sent and received via a WAN links， what must be configured to provide a certain amount of dedicated bandwidth and to prioritize the voice traffic over other types of network traffic？（）A、IPSec VPNB、QoS mechanismC、FirewallD、NATE、EIGRP routing protocolF、Static routing
考题
What is the typical marked DSCP value for a voice media packet in Voice over IP technology？（）A、AF41B、AF31C、AF21D、BEE、EF
考题
What is the recommended radius of a cell for a voice-ready wireless network？（）A、 6 dBmB、 19 dBmC、 5 dBmD、 7 dBm
考题
What are two major sources of delay that can be managed by QoS in voice-enabled networks？（）A、propagation delayB、voice packet serialization delayC、congested egress queuesD、header overheadE、packets dropped because of CRC errors
考题
What protocol does an IP phone use to learn the voice VLAN ID it should use for voice traffic？（）A、VTPB、802.1 qC、CDPD、Skinny Station Protocol
考题
What ensures that voice packets are given priority throughout the network so that conversations arrive intact?（）A、QoSB、CentrexC、Packet encryptionD、Intelligent call routing
考题
单选题What is a benefit of Internet protocol (IP) telephony?（）A
Synchronizes password exchanges for call setupB
Eliminates the need for physical cabling in a TCP/IP networkC
Enables two-way voice transmission over a packet-switched TCP/IP networkD
Creates an encrypted tunnel for voice through a Transmission Control Protocol (TCP)/IP network
考题
单选题If voice and data traffic will be sent and received via a WAN links， what must be configured to provide a certain amount of dedicated bandwidth and to prioritize the voice traffic over other types of network traffic？（）A
IPSec VPNB
QoS mechanismC
FirewallD
NATE
EIGRP routing protocolF
Static routing
考题
单选题What is the Cisco recommended EDCF queue to use for voice TSPEC?（）A
AC_VIB
AC_VOC
AC_BKD
AC_BE
考题
单选题What is the typical marked DSCP value for a voice media packet in Voice over IP technology？（）A
AF41B
AF31C
AF21D
BEE
EF
考题
多选题What are three features of voice traffic on a network？（）AburstyBconstantCbandwidth intensiveDsmall packet sizesEtime-sensitiveFretransmittable
考题
单选题What advantage does integrated messaging have over standard voice-mail systems?（）A
provides text versions of your voice-mail messagesB
forwards voice-mail messages to your email at .wav filesC
provides a toolbar to see the status of coworkersD
eliminates the need for a live operator to answer the phone
考题
单选题To ensure voice packets are kept within the Committed Information Rate （CIR） of a Frame Relaylink， what should be used in the CPE？（）A
prioritizationB
classificationC
fragmentationD
traffic shaping
考题
单选题What formula do you use to calculate the number of Voice Gateway ports? （）A
Erlang A B
Erlang B C
Erlang C D
IVR ports + agent phones
考题
单选题Refer to the exhibit. A router has a 256 kbps Frame Relay circuit connected to interface serial 0/0. As a large FTP packet is being placed into the hardware transmit queue of interface serial 0/0， a voice packet is placed into the priority queue of that interface. How， and in what order， wi the packets be transmitted？（）A
the voice packet will be transmitted first， followed by the FTP packet in its entiretyB
the voice packet will be transmitted first， followed by the fragmented FTP packetC
the FTP packet will be fragmented and the voice packet will be interleavedD
the FTP packet will be transmitted first in its entirety， follow by the voice packet
考题
单选题What is the recommended radius of a cell for a voice-ready wireless network？（）A
6 dBmB
19 dBmC
5 dBmD
7 dBm
考题
多选题Refer to the exhibit. What are three of the basic components of a VoIP network？（）Asoftware voice applicationsBmultipoint control unit （MCU）CgatekeeperDcall agentEinteractive voice response （IVR） systemsFsoftphones
考题
单选题To ensure voice packets are kept within the Committed Information Rate (CIR) of a Frame Relay link, what should be used in the CPE?（）A
prioritizationB
classificationC
fragmentationD
traffic shaping
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