You have configured a Classifier Access Control List(CLACL)with multiple match clauses.Each match clause has multiple defined fields within it.Which two statements describe how the router evaluates this CLACL?（）A.All fields in each match clause must match.B.All match clauses in the CLACL must match.C.Only asingle field in each match clause must match.D.Only asingle match clause in the CLACL must match
You have configured a Classifier Access Control List(CLACL)with multiple match clauses.Each match clause has multiple defined fields within it.Which two statements describe how the router evaluates this CLACL?（）
A.All fields in each match clause must match.
B.All match clauses in the CLACL must match.
C.Only asingle field in each match clause must match.
D.Only asingle match clause in the CLACL must match
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封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICMP数据包，正确的access-list配置是______。A) Router(config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 anyRouter(config)#access-list 110 deny icmp any anyRouter(config)#access-list 110 permit ip any anyB) Router(config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 anyRouter(config)#access-list 110 permit ip any anyRouter(config)#access-list 110 deny icmp any anyC) Router(config)#access-list 110 perimt iemp 212.78.170.0 0.0.0.255 anyRouter(config)#access-list 110 deny icmp any anyRouter(config)#access-list 110 permit ip any anyD) Router(config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 anyRouter(config)#access-list 110 deny icmp any anyRouter(config)#access-list 110 permit ip any anyA．B．C．D．
访问控制表是防火墙实现安全管理的重要手段。完成下列访问控制列表(access-control-list)的配置内容，使内部所有主机不能访问外部IP地址段为202.117.12.0/24Web服务器。Firewall(config)access-list 100 deny tcp (11) 202.197.12.0 255.255.255.0 eq (12)(11)
A network administrator is configuring ACLs on a cisco router,to allow traffic from hosts on networks 192.168.146.0,192.168.147.0,192.168.148.0and192.168.149.0 only.Which two ACL statements when combined are the best for accomplishing the task?（）A. access-list 10 permit ip 192.168.147.0 0.0.0.255.255B. access-list 10 permit ip 192.168.149.0 0.0.0.255.255C. access-list 10 permit ip 192.168.146.0 0.0.0.0.255D. access-list 10 permit ip 192.168.146.0 0.0.0.1.255E. access-list 10 permit ip 192.168.148.0 0.0.0.1.255F. access-list 10 permit ip 192.168.146.0 255.255.255.0
A network administrator is configuring ACLs on a cisco router, to allow affic from hosts on networks 192.168.146.0,192.168.147.0,192.168.148.0 and 192.168.149.0 only.Which two ACL statements when combined are the best for accomplishing the task?（）A.access-list 10 permit ip 192.168.147.0 0.0.0.255.255B.access-list 10 permit ip 192.168.149.0 0.0.0.255.255C.access-list 10 permit ip 192.168.146.0 0.0.0.0.255D.access-list 10 permit ip 192.168.146.0 0.0.1.255E.access-list 10 permit ip 192.168.148.0 0.0.1.255F.access-list 10 permit ip 192.168.146.0 255.255.255.0
A network administrator wants to add a line to an access list that will block only Telnet access by the hosts on subnet 192.168.1.128/28 to the server at 192.168.1.5. What command should be issued to accomplish this task?（）A.access-list 101 deny tcp 192.168.1.128 0.0.0.15 192.168.1.5 0.0.0.0 eq 23 access-list 101 permit ip any anyB.access-list 101 deny tcp 192.168.1.128 0.0.0.240 192.168.1.5 0.0.0.0 eq 23 access-list 101 permit ip any anyC.access-list 1 deny tcp 192.168.1.128 0.0.0.255 192.168.1.5 0.0.0.0 eq 21 access-list 1 permit ip any anyD.access-list 1 deny tcp 192.168.1.128 0.0.0.15 host 192.168.1.5 eq 23 access-list 1 permit ip any any
An access list was written with the four statements shown in the graphic.Which single access list statement will combine all four of these statements into a single statement that will have exactly the same effect？（）A.access-list10 permit 172.29.16.00.0.0.255B.access-list10 permit 172.29.16.00.0.1.255C.access-list10 permit 172.29.16.00.0.3.255D.access-list10 permit 172.29.16.00.0.15.255E.access-list10 permit 172.29.0.00.0.255.255
Which single access list statement will combine all four of these statements into a single statement that will have exactly the same effect()。 A.access-list 10 permit 172.29.16.0 0.0.0.255B.access-list 10 permit 172.29.16.0 0.0.1.255C.access-list 10 permit 172.29.16.0 0.0.3.255D.access-list 10 permit 172.29.16.0 0.0.15.255E.access-list 10 permit 172.29.0.0 0.0.255.255
用标准访问控制列表禁止非法地址192.168.0.0/16的数据包进出路由器的正确配置是______。A．access-list 110 deny 192.168.0.0 0.0.255.255 access-list 110 permit anyB．access-list 10 deny 192.168.0.0 255.255.0.0 access-list 10 permit anyC．access-list 50 permit any access-list 50 deny 192.168.0.0 0.0.255.255D．access-list 99 deny 192.168.0.0 0.0.255.255 access-list 99 permit any
You look（） What（）you（）?Atire；did；doBtiring；have；doneCtired；do；doDtired；have；been doing