A.access-list 50 deny 192.168.1.1 0.0.0.255
B.access-list 110 permit ip any any
C.access-list 2500 deny tcp any host 192.168.1.1 eq 22
D.access-list 101 deny tcp any host 192.168.1.1
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A.ipv6 host
B.ipv6 unicast-routing
C.ipv6 local
D.ipv6 neighbor
A.For the two vlans to communicate,a network statement for the trunk interface needs to be added to the OSPF configuration.
B.For the two vlans to communicate, a network statement for each subinterface needs to be added to the OSPF configuration.
C.Direct inter-vlan communication does not require OSPF
D.OSPF cannot be used if router-on-a-stick is configured on the router
A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast
A.spanning-tree mode rapid-pvst
B.spanning-tree uplinkfast
C.spanning-tree backbonefast
D.spanning-tree mode mst
Refer to the exhibit.Two routers have just been configured by a new technician. All interfaces are up. However, the routers are not sharing their routing tables. What is the problem?()
A.Split horizon is preventing Router2 from receiving routing information from Router1.
B.Router1 is configured for RIP version 2,and Router2 is configured for RIP version 1.
C.Router1 has an ACL that is blocking RIP version 2.
D.There is a physical connectivity problem between Router1 and Router2.
E.Router1 is using authentication and Router2 is not.
最新試題
在配置路由器時(shí),網(wǎng)絡(luò)技術(shù)人員想要命名路由器。輸入hostname 命令后,技術(shù)人員會(huì)看到下列哪一項(xiàng)提示?()
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?()
請(qǐng)參見(jiàn)圖示。主機(jī)B 嘗試與主機(jī)C 建立TCP/IP 會(huì)話。在嘗試期間,San Francisco 器由器的FastEthernet 接口fa0/1捕獲到一個(gè)幀。捕獲的幀中包含源IP 地址為10.10.1.2而目的IP 地址為10.31.1.20的數(shù)據(jù)包。捕獲該幀時(shí),它的目的MAC 地址是什么?()
請(qǐng)參見(jiàn)圖示。電纜1和電纜2分別按照特定的物理層要求接線。哪三個(gè)網(wǎng)段使用電纜2?()
請(qǐng)參見(jiàn)圖示。主機(jī)X 和主機(jī)Y 與本地網(wǎng)絡(luò)的通信受到限制。此問(wèn)題的原因是什么?()
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?()
以下哪兩種介質(zhì)可提供高達(dá)1Gb/s 的帶寬?()
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。一臺(tái)路由器(其路由表如圖所示)收到發(fā)往192.168.1.4的數(shù)據(jù)包。路由器將如何處理該數(shù)據(jù)包?()
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?()