多项选择题
Which three components are part of the Intelligent Network Services provided by the Cisco AVVIDframework？ （）
A. IP telephony
B. security
C. IP multicasting
D. QoS
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相关考题
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单项选择题
Jitterisanunwantedvariationofoneormorecharacteristicsofaperiodicsignalinelectronicsand telecommunicationsand（）referstocallissuesthatcausevariationsintimingortimeofarrival.
A. echo
B. jitter
C. packet loss
D. digitized sampling -
单项选择题
WhichVPNmanagementfeaturewouldbeconsideredtoensurethatthenetworkhadtheleast disruptionofservicewhenmakingtopologychanges？（）
A. dynamic reconfiguration
B. path MTU discovery
C. auto setup
D. remote management -
多项选择题
Which two of these are correct regarding the recommended practice for distribution layer designbased on the following configuration？（）
A. use a Layer 2 link between distribution switches
B. use a Layer 3 link between distribution switches
C. use a redundant link to the core
D. use a Layer 3 link between distribution switches with route summarization
