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In an ACL cause， what’s the function of log or log-input keyword at the end？
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更多 “In an ACL cause， what’s the function of log or log-input keyword at the end？” 相关考题
考题
关于高级ACL,下列说法正确的是?()
A.高级ACL可以匹配源IP地址B.高级ACL可以匹配目的IP地址C.高级ACL可以匹配源TCP端口号地址D.高级ACL可以匹配源UDP端口号地址
考题
扩展ACL和标准ACL的区别（）。A.标准的ACL在禁止和允许方面比扩展的ACL更高的精度B.扩展的ACL核查数据包的源地址和目标地址和端口号C.他们都可以查端口号D.他们都可以查特殊协议和其他参数
考题
Evaluatethefollowingblockofcode：BEGINDBMS_NETWORK_ACL_ADMIN.CREATE_ACL（acl=’mycompany-com-permissions.xml’，principal=’ACCT_MGR’，is_grant=TRUE，privilege=’connect’）；DBMS_NETWORK_ACL_ADMIN.ASSIGN_ACL（acl=’mycompany-com-permissions.xml’，host=’*.mycompany.com’）；END；Whatistheoutcomeoftheabovecode？（）A.Itproducesanerrorbecauseafullyqualifiedhostnameneedstobespecified.B.Itproducesanerrorbecausetherangeofportsassociatedwiththehostshasnotbeenspecified.C.Itcreatesanaccesscontrollist（ACL）withtheuserACCT_MGRwhogetstheCONNECTand RESOLVEprivileges.D.Itcreatesanaccesscontrollist（ACL）withtheuserACCT_MGRwhogetstheCONNECT privilegebutnottheRESOLVEprivilege.
考题
Refer to the exhibit. What will happen to HTTP traffic coming from the Internet that is destined for 172.16.12.10 if the traffic is processed by this ACL?()
A.Traffic will be dropped per line 30 of the ACL.B.Traffic will be accepted per line 40 of the ACL.C.Traffic will be dropped, because of the implicit deny all at the end of the ACL.D.Traffic will be accepted, because the source address is not covered by the ACL.
考题
下面的访问控制列表命令正确的是()。
A.acl1 rule deny source1.1.1.1B.acl1 rule permit anyC.acl1 permit 1.1.1.102.2.2.20.0.0.255D.acl99 rule deny tcp source any destination2.2.2.20.0.0.255
考题
显示一个访问控制列表在特定接口的命令是（ ）。A.display acl access-list-number
B.display acl applieD.t
C.display acl all
D.display acl interface interface-type interface-number
考题
常用基于IP的访问控制列表（ACL）有基本和高级两种。下面关于ACL的描述中，错误的是 （ ） 。A.基本ACL可以根据分组中的IP 源地址进行过滤
B.高级ACL可以根据分组中的IP 目标地址进行过滤
C.基本ACL可以根据分组中的IP 目标地址进行过滤
D.高级ACL可以根据不同的上层协议信息进行过滤
考题
以下关于ACL的说法，正确的是（ ）。A.基本ACL的编号 是100-19
B.基本ACL能控制源、目标地址和协议
C.将ACL应用到接口时，inbound方向为流入设备的数据方向
D.高级ACL的编号范围是4000-4999之间
考题
访问控制列表（ACL）分为标准和扩展两种。下面关于ACL的描述中，错误的是（）。A、标准ACL可以根据分组中的IP源地址进行过滤B、扩展ACL可以根据分组中的IP目标地址进行过滤C、标准ACL可以根据分组中的IP目标地址进行过滤D、扩展ACL可以根据不同的上层协议信息进行过滤
考题
What is true about a Pre-Block ACLconfigured when setting up your sensor toperform IP Blocking？（）A、 The Pre-Block ACL is overwritten when a blockingaction is initiatied by the sensorB、 The blocking ACL entries generated by the sensor override the Pre-Block ACL entriesC、 The Pre-Block ACL entries override the blocking ACL entries generated by the sensorD、 The Pre-Block ACL is replaced by the Post-Block ACL when a blocking actionis initiated bythe sensorE、 You can not configure a Pre-Block ACL when configuring IP Blockingon your sensor
考题
下面的访问控制列表命令正确的是（）。A、acl1 rule deny source1.1.1.1B、acl1 rule permit anyC、acl1 permit 1.1.1.102.2.2.20.0.0.255D、acl99 rule deny tcp source any destination2.2.2.20.0.0.255
考题
EAD处理流程中，关于向设备下发的ACL，以下说法正确的是（）。A、隔离ACL通过私有RADIUS报文下发，安全ACL通过标准RADIUS报文下发B、隔离ACL通过标准RADIUS报文下发，安全ACL通过私有RADIUS报文下发C、隔离ACL和安全ACL都通过私有RADIUS报文下发D、当安全级别中配置了“不安全提示阈值”后，则服务器会先下发安全ACL
考题
Eudemon 8080E/8160E的ACL匹配原则正确的是：（）。A、同一ACL规则组，规则号小的规则被优先匹配。B、同一ACL规则组，规则号大的规则被优先匹配。C、不同ACL规则组，按照用户配置ACL规则的先后顺序进行匹配。D、不同ACL规则组，按照ACL规则组大小顺序进行匹配。
考题
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.
考题
Which statement best describes the Turbo ACL feature？ （）A、The Turbo ACL feature processes ACLs into lookup tables for greater efficiencyB、The Turbo ACL feature leads to increased latency， because the time it takes to match the packet isvariableC、The Turbo ACL feature leads to reduced latency， because the time it takes to match the packet is fixedand consistentD、Turbo ACLs increase the CPU load by matching the packet to a predetermined list
考题
在华为设备上部署ACL时，下面描述正确的是（）。A、在接口下调用ACL只能应用于出口方向B、同一个ACL可以调用在多个接口下C、ACL定义规则时，只能按照10、20、30这样的顺序D、ACL不可以用于过滤OSPF流量，因为OSPF流量不使用UDP协议封装E、ACL可以匹配报文的TCP/UDP的端口号，且可以指定端口号的范围
考题
单选题ACL命令acl[number]acl-number[match-order{auto|config}]，其中acl-number用于指定访问控制列表的编号，基本访问控制列表的acl-number取值范围是（）A
1000~3999B
2000~2999C
3000~3999D
0~1000
考题
多选题Which statement best describes the Turbo ACL feature？ （）AThe Turbo ACL feature processes ACLs into lookup tables for greater efficiencyBThe Turbo ACL feature leads to increased latency， because the time it takes to match the packet isvariableCThe Turbo ACL feature leads to reduced latency， because the time it takes to match the packet is fixedand consistentDTurbo ACLs increase the CPU load by matching the packet to a predetermined list
考题
单选题访问控制列表（ACL）分为标准和扩展两种。下面关于ACL的描述中，错误的是（）。A
标准ACL可以根据分组中的IP源地址进行过滤B
扩展ACL可以根据分组中的IP目标地址进行过滤C
标准ACL可以根据分组中的IP目标地址进行过滤D
扩展ACL可以根据不同的上层协议信息进行过滤
考题
单选题What is true about a Pre-Block ACLconfigured when setting up your sensor toperform IP Blocking？（）A
The Pre-Block ACL is overwritten when a blockingaction is initiatied by the sensorB
The blocking ACL entries generated by the sensor override the Pre-Block ACL entriesC
The Pre-Block ACL entries override the blocking ACL entries generated by the sensorD
The Pre-Block ACL is replaced by the Post-Block ACL when a blocking actionis initiated bythe sensorE
You can not configure a Pre-Block ACL when configuring IP Blockingon your sensor
考题
单选题Evaluate the following block of code： BEGIN DBMS_NETWORK_ACL_ADMIN.CREATE_ACL （ acl = ’mycompany-com-permissions.xml’， principal = ’ACCT_MGR’， is_grant = TRUE， privilege = ’connect’）； DBMS_NETWORK_ACL_ADMIN.ASSIGN_ACL （ acl = ’mycompany-com-permissions.xml’， host = ’*.mycompany.com’）； END； What is the outcome of the above code？（）A
It produces an error because a fully qualified host name needs to be specified.B
It produces an error because the range of ports associated with the hosts has not been specified.C
It creates an access control list （ACL） with the user ACCT_MGR who gets the CONNECT and RESOLVE privileges.D
It creates an access control list （ACL） with the user ACCT_MGR who gets the CONNECT privilege but not the RESOLVE privilege.
考题
多选题常用的ACL有哪几种（）A虚拟ACLB标准ACLC扩展ACLD目标ACL
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