A.NAT protects network security because private networks are not advertised.
B.NAT accelerates the routing process because no modifications are made on the packets.
C.Dynamic NAT facilitates connections from the outside of the network.
D.NAT facilitates end-to-end communication when IPsec is enable.
E.NAT eliminates the need to re-address all host that require extemal access.
F.NAT conserves addresses through host MAC-level multiplexing.
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Refer to the exhibit.Why are two OSPF designated routers designated routers identified on Core-Router?()
A.Core-Router is connected more than one multi-access network
B.The router at 208.149.23.130 is a secondary DR in case the primary fails.
C.Two router IDs have the same OSPF priority and are therefore tied for DR election
D.The DR ecection is still underway and there are two contenders for the role
A.最小特權(quán)觀念
B.進(jìn)程之間的隔離
C.標(biāo)準(zhǔn)檢測(cè)器
D.小的、可驗(yàn)證的代碼塊
A.Cisco網(wǎng)絡(luò)準(zhǔn)入控制
B.終端保護(hù)
C.網(wǎng)絡(luò)感染遏制
D.CSA
A.The address is a broadcast address
B.The Ehernet interface is faulty
C.VLSM-capable routing protocols must be enable first on the router.
D.This address is a network address.
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
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)
最新試題
請(qǐng)參見(jiàn)圖示。RouterB 已經(jīng)過(guò)正確配置。RouterA 的以太網(wǎng)接口Fa0/0已使用如圖所示的命令進(jìn)行配置。但是,從RouterA 的Fa0/0接口無(wú)法成功ping 通RouterB 的Fa0/0接口。應(yīng)在RouterA 上采取什么措施來(lái)解決此問(wèn)題?()
請(qǐng)參見(jiàn)圖示。網(wǎng)絡(luò)中的主機(jī)A 正在向主機(jī)B 發(fā)送數(shù)據(jù)段。有關(guān)所交換的數(shù)據(jù)段的流量控制如圖所示。下列關(guān)于此通信的陳述,哪兩項(xiàng)是正確的?()
下列哪些是私有IP 地址的地址范圍?()
請(qǐng)參見(jiàn)圖示。主機(jī)A 正在訪問(wèn)多臺(tái)服務(wù)器。結(jié)合使用什么端口號(hào)和地址即可唯一識(shí)別特定服務(wù)器上運(yùn)行的特定進(jìn)程?()
何時(shí)必須使用clock rate 命令配置路由器串行接口?()
請(qǐng)參見(jiàn)圖示。主機(jī)A 嘗試與主機(jī)C 建立TCP/IP 會(huì)話。在嘗試期間,路由器Y 的FastEthernet 接口fa0/1捕獲到一個(gè)幀。捕獲的幀中包含源IP 地址為172.16.1.5而目的IP 地址為172.16.7.24的數(shù)據(jù)包。捕獲該幀時(shí),它的源MAC 地址是什么?()
請(qǐng)參見(jiàn)圖示。網(wǎng)絡(luò)技術(shù)人員試圖確定主機(jī)A 的正確IP 地址配置。以下哪一項(xiàng)是主機(jī)A 的有效配置?()
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?()
請(qǐng)參見(jiàn)圖示。一臺(tái)主機(jī)正使用NAT 連接到Internet。下列哪三項(xiàng)IP 地址可實(shí)現(xiàn)此連接?()
以下哪兩種介質(zhì)可提供高達(dá)1Gb/s 的帶寬?()