A.啟用端口安全
B.跟橋保護(hù)
C.廣播風(fēng)暴控制
D.Cisco安全端口分析器
您可能感興趣的試卷
你可能感興趣的試題
A.RIPng
B.OSPFv3
C.static
D.IS-IS for IPv6
A.to confine network instability to single areas of the network.
B.to reduce the complexity of router configuration.
C.to speed up convergence.
D.to lower costs by replacing routers with distribution layer switches.
E.to decrease latency by increasing bandwidth.
F.to reduce routing overhead.
A.16
B.2
C.unlimited
D.4
Use the output from the router shown in the graphic above to determine which of the following are correct.()
A.Router John uses alink-state routing protocol.
B.Router John will receive routing updates on the Serial0/0 interface.
C.Router John will receive routing updates on the Serial0/1 interface.
D.Router John will send routing updates out the Serial0/0 interface.
E.Router John will send routing updates out the FastEthernet0/0 interface.
F.Router John will send routing updates out the Serial0/1 interface.
A.Cisco IDS事件閱覽器(IEV)
B.Cisco安全代理
C.Cisco安全管理器
D.Cisco安全監(jiān)測(cè)、分析和響應(yīng)系統(tǒng)
A.Cisco路由器和安全設(shè)備管理器
B.Cisco安全代理
C.CiscoIPS設(shè)備管理器
D.Cisco安全管理器
Refer to the exhibit.A new subnet with 60 hosts has been added to the network.Which subnet addressshould this network use to provide enough usable addresses while wasting the fewest addresses?()
A.192.168.1.56/27
B.192.168.1.64/26
C.192.168.1.64/27
D.192.168.1.56/26
A.a primary route,stored in the routing table
B.a backup route,stored in the routing table
C.a backup route,stored in the topology table
D.a primary route,stored in the topology table
A.Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement.
B.Addresses are assigned for a fixed period of time.At the end of period,a newquest for an address must be made ,and another address is then assigned.
C.Addresses are leased to host.A host will usually keep the same address by periodically contacting the DHCP sever to renew the lease.
D.Addresses are permanently assigned so that the host uses the same address at all times.
A.重置UDP
B.產(chǎn)生一個(gè)警報(bào)
C.丟去或阻止這個(gè)行為
D.允許該行為
最新試題
要將數(shù)據(jù)包發(fā)送到遠(yuǎn)程網(wǎng)絡(luò),應(yīng)使用哪種設(shè)備?()
請(qǐng)參見(jiàn)圖示。公司路由器由于故障被更換。更換路由器之后,Education 辦公室內(nèi)的主機(jī)C 和D 能夠相互ping 通,但是無(wú)法訪問(wèn)Accounts 辦公室內(nèi)的主機(jī)。此問(wèn)題的原因可能是什么?()
路由器使用哪一項(xiàng)信息來(lái)確定源主機(jī)和目的主機(jī)之間的路徑?()
PC 無(wú)法連接到任何遠(yuǎn)程網(wǎng)站,無(wú)法ping 通其默認(rèn)網(wǎng)關(guān),也無(wú)法ping 通本地網(wǎng)段中工作正常的打印機(jī)。以下哪項(xiàng)操作可以確認(rèn)此PC 上的TCP/IP 協(xié)議棧是否工作正常?()
請(qǐng)參見(jiàn)圖示。圖中所示路由表所屬的PC 已正確配置。IP 地址192.168.1.254屬于哪一個(gè)網(wǎng)絡(luò)設(shè)備或接口?()
請(qǐng)參見(jiàn)圖示。對(duì)于從主機(jī)A 向Web 服務(wù)器發(fā)出的網(wǎng)頁(yè)請(qǐng)求,正確的目的套接字?jǐn)?shù)字是什么?()
請(qǐng)參見(jiàn)圖示。某用戶想要查看當(dāng)前的配置。圖中所示為ipconfig/all 命令的輸出。從此輸出可以得到哪三項(xiàng)結(jié)論?()
請(qǐng)參見(jiàn)圖示。在網(wǎng)絡(luò)中,PC1向PC2發(fā)送了一條消息。PC2收到的幀如圖所示。該幀中的哪一信息確定了正確的目的應(yīng)用程序?()
請(qǐng)參見(jiàn)圖示。主機(jī)A 和B 無(wú)法互相通信。此問(wèn)題的原因是什么?()
OSI 模型的哪兩項(xiàng)功能在第2層實(shí)現(xiàn)?()