The network administrator would like to generate synthetic traffic using the Service AssuranceAgent contained in Cisco IOS. Which CiscoWorks network management application will be used toreport the latency and availability for configured traffic operations on an end-to-end and hop-by-hop （router-to router） basis？（）

单项选择题Asanexperiencedtechnician，youareresponsibleforTechnicalSupport.OneofthetraineesisaskingyouradviceonVPNTerminationDeviceandFirewallPlacement.Whichofthefollowing approacheswillyourecommend？（）

A. inline with a firewall
B. in a DMZ outside the firewall
C. parallel with a firewall
D. in a DMZ behind the firewall

多项选择题Whichthreebestpracticesshouldbeimplementedatthecampusbackbonesubmoduletosupporttheserverfarmmodule？（）

A. Implement highly redundant switching and links with no single points or paths of failure.
B. Implement server load balancing.
C. Implement the Hot Standby Router Protocol （HSRP） for failover protection.
D. Implement intrusion detection with automatic notification of intrusion attempts in place.

多项选择题CiscoIDSsensorsformtheeyesandearsofyourCisconetworkintrusiondetection system. Placingsensorscorrectlythroughoutyournetworkiscrucialtosuccessfullyimplementingyour Ciscointrusiondetectionsystem.WhichtwoofthesearecharacteristicsofanIDSsensor？（）

A. has a permissive interface that is used to monitor networks
B. is an active device in the traffic path
C. passively listens to network traffic
D. has a promiscuous interface that is used to monitor the network

多项选择题WhichthreecomponentsarepartoftheIntelligentNetworkServicesprovidedbytheCiscoAVVIDframework？（）

A. IP telephony
B. security
C. IP multicasting
D. QoS

单项选择题Jitterisanunwantedvariationofoneormorecharacteristicsofaperiodicsignalinelectronicsand telecommunicationsand（）referstocallissuesthatcausevariationsintimingortimeofarrival.

A. echo
B. jitter
C. packet loss
D. digitized sampling