CCNP系列認證CCNP(642-845)單項選擇題每日一練(2019.03.22)

單項選擇題
Acme Company has offices around the country. With the use of Cisco Unified CallManager， the company has deployed a VoIP network in a multisite centralized configuration. Which IOS gateway feature should be deployed to enable VoIP devices to register with a local gateway and continue to function when the connection to the Cisco Unified CallManager is broken？（）
A.gatekeeper multizone
B.Call Admission Control （CAC）
C.Automatic Alternate Routing （AAR）
D.Survivable Remote Site Telephony （SRST）
單項選擇題
The route processor is critical to the operation of a network， and any service disruption to the route processor can result in network outages. Which QoS tool canprotectroute processor traffic？（）
A.control plane policing
B.data plane policing
C.network-based application recognition （NBAR）
D.service plane policing
E.management plane policing
單項選擇題
Which Control Plane Policing （CoPP） statement is true？（）
A. Traffic to be policed is identified using the control-plane global configuration command.
B. The control-plane global configuration command enters the Cisco Modular QoS CLI （MQC） mode.
C. The control-plane global configuration command enters the control-plane configuration mode.
D. Traffic to be policed is identified using the control-plane interface configuration command.
E. The control-plane interface configuration command enters the Cisco Modular QoS CLI （MQC） mode.
F. The control-plane interface configuration command enters the control-plane configuration mode.
單項選擇題
Two sites are using a multisite centralized call processing model. The voice gateway on the remote branch has lost IP connectivity to its Cisco CallManager server. Which feature enables the remote gateway to take the role of the call agent during the WAN failure？（）
A.automated alternate routing （AAR）
B.Cisco CallManager Attendant Console
C.real-time protocol （RTP）
D.Survivable Remote Site Telephony （SRST）
單項選擇題
Refer to the exhibit. What enterprise IP telephony deployment model is represented？（）
A.core distribution access
B.multisite with centralized call processing
C.multisite with distributed call processing
D.clustering over WAN
E.PSTN-WAN
F.Enterprise Composite Model