网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
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
参考答案
参考解析
解析：
暂无解析
更多 “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” 相关考题
考题
Firewall filter policers can perform which two actions?()
A. Set the next hop.B. Discard packets.C. Set loss priority.D. Sample packet content.
考题
A Telnet session is initiated from host 10.1.1.1. What will happen when it is processed by the firewall filter shown in the exhibit?()
A. The packet will be accepted and logged.B. The packet will be discarded and logged.C. The packet will be rejected and a syslog message generated.D. The packet will be accepted and sampled.
考题
Which two firewall filter actions will terminate the processing and evaluation of a packet?()
A. permitB. acceptC. denyD. discard
考题
What is a vaild action for a firewall filter?()
A.then dropB.then countC.then allowD.then community add
考题
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
考题
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
Which two statements are true about firewall filter configurations?（）A、Multiple action modifiers can be included in the same term.B、Only a single action modifier can be included in the same term.C、The default term within a firewall filter uses the discard action.D、The default term within a firewall filter uses the reject action.
考题
A router receives an IPv6 packet which is 2000 bytes in length. The MTU of the outgoing interface is 1500 bytes. What action will the router take？（）A、forwards the packetB、fragments the packetC、drops the packet silentlyD、drops the packet and sends an ICMP message
考题
What is a vaild action for a firewall filter?（）A、then dropB、then countC、then allowD、then community add
考题
客户路由器的接口GigabitEthernet0/0 下连接了局域网主机HostA，其IP 地址为192.168.0.2/24；接口Serial6/0 接口连接远端，目前运行正常。现增加ACL 配置如下： firewall enable firewall default permit acl number 3003 rule 0 permit tcp rule 5 permit icmp acl number 2003 rule 0 deny source 192.168.0.0 0.0.0.255 interface GigabitEthernet0/0 firewall packet-filter 3003 inbound packet-filter 包过滤 firewall packet-filter 2003 outbound ip address 192.168.0.1 255.255.255.0 interface Serial6/0 link-protocol ppp ip address 6.6.6.2 255.255.255.0 假设其他相关配置都正确，那么（）A、HostA不能ping通该路由器上的两个接口地址B、HostA不能ping通6.6.6.2，但是可以ping通192.168.0.1C、HostA不能ping通192.168.0.1，但是可以ping通6.6.6.2D、HostA可以Telnet到该路由器上
考题
某网络连接形如：HostA----GE0/0--MSR-1--S1/0---------S1/0--MSR-2--GE0/0----HostB 两台MSR 路由器MSR1、MSR2 通过各自的S1/0 接口背靠背互连，各自的GigabitEthernet0/0 接口分别 连接客户端主机HostA 和HostB。通过配置IP 地址和路由目前网络中HostA 可以和HostB 实现互通。 如今在MSR-2 上增加了如下配置： firewall enable acl number 3000 rule 0 deny tcp destination-port eq telnet interface Serial1/0 link-protocol ppp ip address 1.1.1.2 255.255.255.252 firewall packet-filter 3000 inbound firewall packet-filter 3000 outbound interface GigabitEthernet0/0 ip address 10.1.1.1 255.255.255.0 那么如下哪些说法是正确的？（）A、后配置的firewall packet-filter 3000 outbound会取代firewall packet-filter 3000 inbound命令B、在HostB上无法成功Telnet到MSR-1上C、在HostB上可以成功Telnet到MSR-1上D、最后配置的firewall packet-filter 3000 outbound不会取代firewall packet-filter 3000 inbound命令
考题
Which two firewall filter actions will terminate the processing and evaluation of a packet?（）A、permitB、acceptC、denyD、discard
考题
What are BCP 38 （Best Common Practices 38）/RFC 2827 Ingress Packet Filtering Principles？（）A、Filter Smurf ICMP packets.B、Filter as close to the core as possibleC、Filter as close to the edge as possibleD、Filter as precisely as possibleE、Filter both source and destination where possible
考题
使配置的访问列表应用到接口上的命令是什么？（）A、access-groupB、access-listC、aclD、firewall packet-filter xxxx inbound/outbound
考题
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?（）A、Packets within the 10.0.0.0/24 subnet will be accepted.B、Packets within the 10.0.0.0/24 subnet will be rejected.C、Packets within the 10.0.0.0/24 subnet will be counted.D、Packets within the 10.0.0.0/24 subnet will not be counted.
考题
Firewall filter policers can perform which two actions？（）A、Set the next hop.B、Discard packets.C、Set the loss priority.D、Sample the packet content.
考题
What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）A、IP addressB、MAC addressC、protocolD、portE、session ID
考题
A packet is evaluated against three user-defined terms within a firewall filter and no match isfound. 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
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
Source TCP portB
Source IP addressC
Destination TCP portD
Destination IP address
考题
单选题What is a vaild match criteria for a firewall filter?（）A
from protocol tcpB
from urlC
from communityD
from acl
考题
多选题What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）AIP addressBMAC addressCprotocolDportEsession ID
考题
单选题A router receives an IPv6 packet which is 2000 bytes in length. The MTU of the outgoing interface is 1500 bytes. What action will the router take？（）A
forwards the packetB
fragments the packetC
drops the packet silentlyD
drops the packet and sends an ICMP message
考题
单选题What is a vaild action for a firewall filter?（）A
then dropB
then countC
then allowD
then community add
考题
单选题A packet is evaluated against three user-defined terms within a firewall filter and no match isfound. 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
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
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.
热门标签
最新试卷
