CCNP系列認證單項選擇題每日一練(2020.04.23)

A. NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements.
B. NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic.
C. NetFlow can be configured to identify voice and video traffic flows and place them into a low-latency queue for expedited processing.
D. NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.

A.The TCP connection that matches the defined ACL will be reset by the router if the connection does not complete the three-way handshake within the defined time period.
B.The router will reply to the TCP connection requests. If the three-way handshake completes successfully， the router will establish a TCP connection between itself and the server.
C.The TCP traffic that matches the ACL will be allowed to pass through the router and create a TCP connection with the server.
D.The router will intercept the traceroute messages. It will validate the connection requests before forwarding the packets to the inside network.

A.Disabling HTTPS access to Cisco SDM
B.Prohibiting console access to Router
C.Preventing any alterations to the router’s running configuration
D.Disabling all vulnerable Services on the Router
E.Shutting down all the router’s interfaces

A. 50
B. 100
C. 150
D. 200

A.system monitoring
B.security administration
C.operations setup
D.problem management