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单选题
What is a vaild action for a firewall filter?（）
A
then drop
B
then count
C
then allow
D
then community add
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You have a firewall filter applied in an inbound direction on a customer interface. You would like this filter to protect your network from a spoofed denial of service attack. Which action should be configured to accomplish your goal?（）A. then rejectB. then discardC. then next filterD. then silent-drop
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Which two statements are true about firewall filter configurations?()
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What are three firewall filter terminating actions?()
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By default, which command can be used to display information about packets that have been logged with the syslog firewall filter action?()
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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? ()
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What is a vaild match criteria for a firewall filter?()
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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 actionB、The filter will reject the packet and send an ICMP message back to the senderC、The filter will discard the packet and take no additional actionD、The filter will permit the packet and write a log entry to the firewall log
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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、The filter will reject the packet and send an ICMP message back to the sender.C、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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What is a vaild match criteria for a firewall filter?（）A、from protocol tcpB、from urlC、from communityD、from acl
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多选题Which two statements are true about firewall filter configurations?（）AMultiple action modifiers can be included in the same term.BOnly a single action modifier can be included in the same term.CThe default term within a firewall filter uses the discard action.DThe default term within a firewall filter uses the reject action.
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多选题A firewall filter is applied as an input filter on a transit interface. What three types of traffic will this affect? （）Ainbound traffic transiting the routerBoutbound traffic transiting the routerCtraffic destined to the Routing EngineDtraffic 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
The filter will permit the packet and take no additional actionB
The filter will reject the packet and send an ICMP message back to the senderC
The filter will discard the packet and take no additional actionD
The filter will permit the packet and write a log entry to the firewall log
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单选题You have a firewall filter containing two terms applied in an inbound direction on a customer interface. You would like this filter to protect your network from a spoofed denial of service attack. What match criterion should be used in the first term of the filter？（）A
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Source IP addressC
Destination TCP portD
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多选题Which two statements are true about firewall filter configurations?（）AMultiple action modifiers can be included in the same term.BOnly a single action modifier can be included in the same term.CIf an action modifier exists without a terminating action, matching packets will be accepted.DIf an action modifier exists without a terminating action, matching packets will be discarded.
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单选题By default, which command can be used to display information about packets that have been logged with the syslog firewall filter action?（）A
show logB
show firewallC
show log messagesD
show firewall log
考题
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
The filter will reject the packet and send an ICMP message back to the sender.C
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.
考题
多选题You have configured a firewall filter with a single term matching on packets with a source address in the 10.0.0.0/24 subnet. This term only includes the count action.Which two statements are true about traffic evaluated by this firewall filter?（）APackets within the 10.0.0.0/24 subnet will be accepted.BPackets within the 10.0.0.0/24 subnet will be rejected.CPackets within the 10.0.0.0/24 subnet will be counted.DPackets within the 10.0.0.0/24 subnet will not be counted.
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