DHCP relay又称为DHCP中继,下列关于DHCP relay的说法正确的是()。A.DHCP协议多采用广播报文，如果出现多个子网则无法穿越。所以需要DHCP relay设备B.DHCP relay一定是一台交换机或者路由器C.DHCP relay设备可以是一台主机D.DHCP relay不改变报文内容，报文原样转发

题目

DHCP relay又称为DHCP中继,下列关于DHCP relay的说法正确的是()。

A.DHCP协议多采用广播报文，如果出现多个子网则无法穿越。所以需要DHCP relay设备

B.DHCP relay一定是一台交换机或者路由器

C.DHCP relay设备可以是一台主机

D.DHCP relay不改变报文内容，报文原样转发

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相似问题和答案

第1题：

Which CLI command is used to display the IP address assigned to Dynamic Subscriber Interface and related hardware address using the DHCP Relay Proxy function?()

A. show ip dhcp external

B. show dhcp binding relay-proxy

C. show ip dhcp binding relay-proxy

D. show dhcp relay proxy binding

参考答案：B

第2题：

What is true about the functions provided by a DHCP Relay Proxy over the DHCP Relay agent?()

A. Monitors and manages leases.

B. Creates host route dynamically after address assignment.

C. Provides an IP address from a pool.

D. Must be on same subnet as DHCP server

参考答案：A

第3题：

你是公司网管,网络包括Win2k Server名为Dublin,Dublin有两块网卡名为A和B,Dublin上安装了RRAS服务只有A网卡连接的网段有DHCP服务器DHCP服务器名叫SA,你希望网卡B连接网段内的主机可以获得SA分配的IP如何实现()创建连接A和B的IP管道,为B网卡创建静态路由表

A.配置DHCP Relay Agent使用网卡A

B.配置DHCP Relay Agent使用网卡B

C.配置DHCP Relay Agent使用DHCP的IP地址作为服务器地址

D.配置DHCP Relay Agent使用DHCP的端口号为Relay Agent服务端口号

参考答案：B, C

第4题：

DHCP Relay安全特性一定要配置在启动了DHCP Relay功能的网关上,如果作DHCP Relay的设备不是网关时,则报文的转发不受影响。()

此题为判断题(对，错)。

答案√

第5题：

In a Bridged 1483 network, which set of configuration commands allows the router to forward requests from the PC to an external DHCP server at 3.3.3.3?()

A. set dhcp relay 3.3.3.3 set dhcp relay agent

B. enable dhcp relay agent set dhcp relay agent

C. set dhcp server 3.3.3.3 enable dhcp relay agent

D. enable dhcp server 3.3.3.3 enable dhcp relay agent

参考答案：A

第6题：

Which two E－series functions allow Bridged Ethernet subscribers the ability to recieve a dynamic IP address? ()(Choose two.)

A. DHCP standalone server

B. DHCP exclusive-access server

C. DHCP relay agent

D. DHCP relay proxy

参考答案：C, D

第7题：

Which configuration is correct for a DHCP Relay Proxy?()

A. set dhcp relay 1.1.1.1 set dhcp relay 2.2.2.2 set dhcp relay

B. set dhcp relay proxy set dhcp relay 1.1.1.1 set dhcp relay 2.2.2.2

C. set dhcp relay 1.1.1.1 proxy set dhcp relay 2.2.2.2

D. set dhcp relay 1.1.1.1 set dhcp relay 2.2.2.2 proxy

参考答案：C

第8题：

In a Bridged 1483 network,which set of configuration commands allows the router to forward requests from the PC to an external DHCP server at 1.1.1.1?()

A.set dhcp relay set dhcp server 1.1.1.1

B.set dhcp relay agent set dhcp relay 1.1.1.1

C.enable dhcp relay enabled hcp server 1.1.1.1

D.enable dhcp relay agent enable dhcp relay 1.1.1.1

参考答案：B

第9题：

A technician wants to use an existing DHCP server for three additional VLANs. Which of the following features needs to be configured to allow for this addition?()

A. DHCP server

B. Proxy server

C. Repeater

D. DHCP relay

参考答案：D

第10题：

DHCP报文有很多种类型,关于DHCP报文的封装的描述正确的()。

A.DHCP报文中包含Relay Agent IP Address字段，表示DHCP Relay的IP地址，如果到达DHCP服务器前经过了不止一个DHCP Relay，那么后续的DHCP Relay中继也会改变此字段

B.DHCP报文中Hops字段表示的是DHCP报文经过的DHCP Relay的数目，每经过一个DHCP Relay时，该字段加1

C.Options字段表示DHCP的选项字段，至少为512字节

D.DHCP通过Options字段包含了服务器分配给终端的配置信息，如网关IP地址，DNS服务器的IP地址，客户端可以使用IP地址的有效租期等信息

参考答案：B, D

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