How does a DHCP server dynamically assign IP addresses to hosts?（）

A、Addresses are permanently assigned so that the host uses the same address at all times.

B、Addresses are assigned for a fixed period of time. At the end of the period, a new request for an address must be made, and another address is then assigned.

C、Addresses are leased to hosts. A host will usually keep the same address by periodically contacting the DHCP server to renew the lease.

D、Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement.

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第1题

[单选题] How does the ERX Edge Router interact with an external DHCP server in a Bridged 1483 network？（）

A、It maintains DHCP leases on behalf of subscribers. B、It initiates DHCP requests on behalf of subscribers. C、It passes DHCP traffic to and from the server;you must configure static host routes. D、It passes DHCP traffic to and from the server and inserts host routes into its routing table.

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第2题

[单选题] You have a DHCP serve that runs windows server 2008. You restore the DHCP database by using a recent backup. You need to prevent DHCP clients from receiveing IP addresses that are currently in use on the network. What should you do?（）

A、Add the DHCP server option 15. B、Add the DHCP serve option 44. C、Set the conflict detection value to 0. D、Set the conflict detection value to 2.

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第3题

[单选题] 当需要用英语询问制作一道菜需要多长时间，你可以用（）。

A、How ofen do the course？ B、How about the flavour of this course？ C、How long does it preparefor dinner？ D、How long does it take to cook this course？

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第4题

[单选题] You have a DHCP serve that runs windows server 2008. The DHCP serve has two network connections named LAN1 and LAN2. You need to prevent the DHCP server from responding to DHCP client request on LAN2. The server must continue to respond to non-DHCP client requests on LAN2. What should you do?（）

A、From the DHCP snap-in, modify the bindings to associate only LAN1 with the DHCP service. B、From the DHCP snap-in, create a new multicast scope. C、From the properties of the LAN1 network connection, set the metric value to 1. D、From the properties of the LAN2 network connection, set the metric value to 1.

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第5题

[单选题] （）does it take to change the main engine from ahead to astern?

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第6题

[多选题] Regarding DHCP (dynamic host configuration protocol), which two of the following choices below are true?（）

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第7题

[单选题] Your company has a main office and a branch office. Users in the branch office report that they are unable to access shared resources in the main office. You discover that computers in the branch office have IP addresses in the range of 169.254.x.x you need to ensure that computers can connect to shared resources in both the main office and the branch office. What should you do?（）

A、Configure a DHCP replay agent on a membe rserver in the main office. B、Configure a DHCP repla yagent on a member server in the branch office. C、Configure the broadcast addres sDHCP serve roptionto include the main offices DHCP server address. D、Configure the resource location servers DHCP serve roption to include the main office serve ipaddresses.

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第8题

[单选题] 关于DHCP relay描述错误的是（）

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第9题

[] what does DHCP binding mean？

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第10题

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