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.

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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.

單項(xiàng)選擇題

Examine the following options ，when editing global IPS settings， which one determines if the IOS- basedIPS feature will drop or permit traffic for a particular IPS signature engine while a new signature for thatengine is being compiled？（）

A.Enable Signature Default
B.Enable Engine Fail Closed
C.Enable Default IOS Signature ActualTests.com
D.Enable Fail Opened

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

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

Examine the following options ，when editing global IPS settings， which one determines if the IOS- basedIPS feature will drop or permit traffic for a particular IPS signature engine while a new signature for thatengine is being compiled？（）

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

Examine the following options ，when editing global IPS settings， which one determines if the IOS- basedIPS feature will drop or permit traffic for a particular IPS signature engine while a new signature for thatengine is being compiled？（）