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多选题
What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）
A
IP address
B
MAC address
C
protocol
D
port
E
session ID
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A firewall filter is applied as an input filter on a transit interface. What three types of traffic will this affect? （）A、inbound traffic transiting the routerB、outbound traffic transiting the routerC、traffic destined to the Routing EngineD、traffic destined to the interface address on which the filter is applied
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单选题A packet is evaluated against three user-defined terms within a firewall filter and no match is found. What correctly describes the action the firewall filter will take for this packet?（）A
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The filter will discard the packet and take no additional actionD
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单选题A packet is evaluated against three user-defined terms within a firewall filter and no match is found. What correctly describes the action the firewall filter will take for this packet?（）A
The filter will permit the packet and take no additional action.B
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The filter will discard the packet and take no additional action.D
The filter will permit the packet and write a log entry to the firewall log.
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多选题Which three statements about IOS Firewall configurations are true？（）AThe IP inspection rule can be applied in the inbound direction on the secured interface.BThe IP inspection rule can be applied in the outbound direction on the unsecured interface.CThe ACL applied in the outbound direction on the unsecured interface should be an extended ACL.DThe ACL applied in the inbound direction on the unsecured interface should be an extended ACL.EFor temporary openings to be created dynamically by Cisco IOS Firewall，the access-list for thereturning traffic must be a standard ACL.FFor temporary openings to be created dynamically by Cisco IOS Firewall，the IP inspection rule must be applied to the secured interface.
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