The meaning of ()is that access to protected information must be restricted to people who are authorized to access the information. A.digital signatureB.encryption technologyC.access controlD.authentication technology
The meaning of ()is that access to protected information must be restricted to people who are authorized to access the information.
A.digital signature
B.encryption technology
C.access control
D.authentication technology
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who's that woman standing by our English teacher? It _be Jims mother, I'm not sureA.canB.shouldC mightD.must
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．
● Spyware and other forms of malware are the biggest online threat to your computer's （71） nowadays. These malicious （72）which get to your PC through freeware, shareware, commercial sites, deceptive pop-ups or in any other way, can record your surfing habits and sites you visit, share your personal information with their partners. Any personal （73）, when inwrong hands, can leave you a victim of an "identity theft" by steeling your credit （74）details,birth records and other （75） information.
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
WhichoneofthefollowingisNOT avalidRADIUSpackettype?() A.Access-rejectB.Access-responseC.Access-challengeD.Access-replyE.Access-accept
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
下列选项中哪一条可以准确的匹配并代替以下四条访问控制列表（）（1）：access-list 10 permit172.29.16.00.0.0.255（2）：access-list 10 permit172.29.17.00.0.0.255（3）：access-lis t10 permit172.29.18.00.0.0.255（4）：access-list 10 permit172.29.19.00.0.0.255A.access-list 10 permit 172.29.16.00.0.0.255B.access-list 10 permit 172.29.16.00.0.1.255C.access-list 10 permit 172.29.16.00.0.3.255D.access-list 10 permit 172.29.16.00.0.15.255E.access-list 10 permit 172.29.16.0255.255.252.0