Why would a network administrator configure port security on a switch（）。

A、to prevent unauthorized Telnet access to a switch port

B、to limit the number of Layer 2 broadcasts on a particular switch port

C、to prevent unauthorized hosts from accessing the LAN

D、to protect the IP and MAC address of the switch and associated ports

E、to block unauthorized access to the switch management interfaces over common TCP ports

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更多“Why would a network administrator configure port security on a switch（）。”相关的问题

第1题

[单选题] Refer to the above exhibit. Why is the 140.140.0.0 network not used as the gateway of last resort even though it is configured first?（）

A、The last default - network statement will always be preferred. B、A route to the 140.140.0.0 network does not exist in the routing table. C、Default - network selection will always prefer the statement with the lowest IP address. D、A router will load balance across multiple default - networks; repeatedly issuing the show ip route command would show the gateway of last resort changing between the two networks.

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第2题

[] Given the network diagram, which address would successfully summarize only the networks seen? （） Given the network diagram, which address would successfully summarize only the networks seen? （）

A、A. 192.168.0.0/24 B、B . 192.168.8.0/20 C、C. 192.168.8.0/21 D、D. 192.168.12.0/20 E、E. 192.168.16.0/21 F、F. These networks cannot be summarized.

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第3题

[单选题] Which of the following networks would MOST likely require EGP routing?（）

A、Networks that use OSPF in addition to static routes B、Networks with classless Internet domain routing C、Networks with multiple ISPs D、Networks that use encryption

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第4题

[] The EIGRP configuration in the Glencoe router uses a single network statement.From the output shown in the graph would advertise these networks in EIGRP?（）

A、A.network 172.26.168.0 area 478 B、B.network 172.26.0.0 C、C.network 172.26.168.128 0.0.0.127 D、D.network 172.26.168.128 area 478

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第5题

[单选题] A technician would use a physical network diagram to determine:（）

A、the cause of routing errors. B、the number of switches on the network. C、the number of users on the network. D、where network latency will occur.

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第6题

[简答题] In broadcast network the first adj of ospf is 2-way？why？this question will give you a picture.

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第7题

[多选题] Why would the network manager elect to implement a configuration that includes GRE tunnels for a eleworker deployment?（）

A、GRE can use transport mode and save up to twenty bytes per packet. B、The corporate network includes many discontinuous blocks of IP networks and requires split tunneling. C、The corporation's primary application is based on IP multicast. D、Without GRE, there is no means to detect a head-end failure. E、GRE would enable path MTU discovery.