根据下图,图中两个设备是网络中仅有的CISCO设备,两个设备间的串行链路的掩码255.255.255.252,在下面的答案中,哪三个是正确的?()
A.Manchester的串行链路的地址为10.1.1.1
B.Manchester的串行链路的地址为10.1.1.2
C.London路由器是CISCO2610
D.London路由器是CISCO2611
E.路由器Manchester的Serial0/0端口收到CDP信息
F.路由器London的Serial0/0端口收到CDP信息
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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 172.29.16.00.0.0.255
B.access-list10 permit 172.29.16.00.0.1.255
C.access-list10 permit 172.29.16.00.0.3.255
D.access-list10 permit 172.29.16.00.0.15.255
E.access-list10 permit 172.29.0.00.0.255.255
A.complicated header
B.plug-and-play
C.no broadcasts
D.checksums
E.optional IPsec
F.autoconfiguration
A.amount of RAM
B.bridge priority
C.IOS version
D.IP address
E.MAC address
F.speed of thelinks
A.FE08::280e:611:a:f14f:3d69
B.FE81::280f:512b:e14f:3d69
C.FE80::380e:611a:e14f:3d69
D.FEFE:0345:5f1b::e14d:3d69
Your boss is learning a CCNA training course,refer to the exhibit.The access list has been configured on the S0/0 interface of router RTB in the out bound direction.Which two packets,if routed to the interface,will be denied?()
access-list 101 denytcp192.168.15.320.0.0.15any eq telnet
access-list 101 permit ip any any
A.source ip address:192.168.15.5destination port:21
B.source ip address:,192.168.15.37destination port:21
C.sourcei p address:,192.168.15.41destination port:21
D.source ip address:,192.168.15.36destination port:23
E.source ip address:192.168.15.46destination port:23
F.source ip address:,192.168.15.49destination port:23
A.They are always present in the NAT table.
B.They allow connection to be initiated from the outside.
C.They can be configured with access lists,to allow two or more connections to be initiated from the outside.
D.They require no inside or outside interface markings because addresses are statically defined.
A.access-list 10 permit 172.29.16.0 0.0.0.255
B.access-list 10 permit 172.29.16.0 0.0.1.255
C.access-list 10 permit 172.29.16.0 0.0.3.255
D.access-list 10 permit 172.29.16.0 0.0.15.255
E.access-list 10 permit 172.29.0.0 0.0.255.255
A.show chap authentication
B.show interface serial0
C.debug ppp authentication
D.debug chap authentication
E.show ppp authentication chap
根据下图,网络管理员如此配置的RA的原因是?()
A.让students访问Internet
B.阻止students访问RA的命令提示符
C.阻止管理员访问RA的控制台
D.让administrators访问Internet
E.阻止students访问Internet
F.阻止students访问Admin的网络
A.Router# show ip eigrp adjacency
B.Router# show ip eigrp topology
C.Router# show ip eigrp interfaces
D.Router# show ip eigrp neighbors
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