單項(xiàng)選擇題

Which statement best describes configuring access control lists to control Telnet traffic destined to therouter itself？（）

A.The ACL applied to the vty lines has no in or out option like ACL being applied to an interface.
B.The ACL is applied to the Telnet port with the ip access-group command.
C.The ACL must be applied to each vty line individually.
D.The ACL should be applied to all vty lines in the in direction to prevent an unwanted user from connecting to an unsecured port.

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單項(xiàng)選擇題

Which feature is a potential security weakness of a traditional stateful firewall？（）

A.It cannot support UDP flows.
B.It cannot ensure each TCP connection follows a legitimate TCP three-way handshake.
C.It cannot detect application-layer attacks.
D.The status of TCP sessions is retained in the state table after the sessions terminate.

單項(xiàng)選擇題

Which statement best describes Cisco IOS Zone-Based Policy Firewall？（）

A.A router interface can belong to multiple zones.
B.Policy maps are used to classify traffic into different traffic classes， and class maps are used to assignaction to the traffic classes.
C.The pass action works in only one direction
D.A zone-pair is bidirectional because it specifies traffic flowing among the interfaces within the zone-pair in both directions.

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Which statement best describes configuring access control lists to control Telnet traffic destined to therouter itself？（）

你可能感興趣的試題

Which feature is a potential security weakness of a traditional stateful firewall？（）

Which statement best describes Cisco IOS Zone-Based Policy Firewall？（）

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Which statement best describes configuring access control lists to control Telnet traffic destined to therouter itself？（）

Which feature is a potential security weakness of a traditional stateful firewall？（）