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题目内容 (请给出正确答案)
Which two statements are correct concerning DHCP Internal Server and DHCP External Server in the E-series router? ()(Choose two.)

A. They provide dynamic IP addresses for DSIs.

B. They provide dynamic IP addresses for SRC applications.

C. They provide dynamic IP addresses from pools for PPPoE subscribers.

D. They provide dynamic IP addresses from pools for Routed IP subscribers.


参考答案

更多 “ Which two statements are correct concerning DHCP Internal Server and DHCP External Server in the E-series router? ()(Choose two.) A. They provide dynamic IP addresses for DSIs.B. They provide dynamic IP addresses for SRC applications.C. They provide dynamic IP addresses from pools for PPPoE subscribers.D. They provide dynamic IP addresses from pools for Routed IP subscribers. ” 相关考题
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考题 下面是某路由器的 DHCP 配置信息ip dhcp exeluded-address 182.105.246.2 182.105.246.10!ip dhcp pool 246network 182.105.246.0 255.255.255.0default-router 182.105.246.1domain-name pku.edu.cndms-server 182.105.129.26 182.105.129.27 222.112.7.13lease 0.5根据上述信息, DHCP 客户端不可能从服务器获得的 IP 地址是A)182.105.246.5B)182.105.246.11C)182.105.246.192D)182.105.246.254

考题 下面是某路由器的DHCP配置信息: ip dhcp excluded-address 182.105.246.2 182.105.246.10 ! ip dhcP Pool 246 network 182.105.246.0 255.255.255.0 default-router 182.105.246.1 domain-name pku.edu.cn dns-server 182.105.246.26 182.105.246.27 222.1A.182.105.246.5B.182.105.246.11C.182.105.246.192D.182.105.246.254

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考题 阅读以下说明,回答问题1至问题4,将解答填入答题纸对应的解答栏内。【说明】如图3-1所示,某公司规划了两个网段,网段10.1.1.0/24为固定办公终端,网段10.1.2.0/24提供访客临时接入网络。PC-1使用固定IP地址:10.1.1.100/24,其他终端使用DHCP方式分配IP地址。 【问题1】(4分)所有设备配置保持默认配置情况下,图3-1拓扑中,有(1)个冲突域,有(2)个广播域(按照50个PC终端计算)。【问题2】(8分)按照公司网络设计要求,需对Switch完成基本配置,请将下面的配置代码补充完整。(3)[HUAWEI] sysname(4)[DHCP-Server] dhcp enable[DHCP-Server] vlan (5)10 to 11 //创建VLAN10和VLAN11[DHCP-Server](6) gigabitethernet 0/0/1[DHCP-Server-GigabitEthernet0/0/1]port link-type (7)[DHCP-Server-GigabitEthernet0/0/1]port default vlan (8)[DHCP-Server-GigabitEthernet0/0/1]quit[DHCP-Server]interface vlanif 10[DHCP-Server-Vlanif10] ip address (9)(10)[DHCP-Server-Vlanif10]quit[DHCP-Server]gigabitethernet 0/0/2 接口配置略......(3)~(10)备选答案A.24 B.DHCP-Server C.10.1.1.1 D.system-viewE.interface F.batch G.access H.10【问题3】(6分)按照公司网络设计要求,完成DHCP服务器配置,固定办公设备IP地址租期为30天,访客的IP地址租期为1天,请将下面的配置代码补充完整。......[DHCP-Server]interface vlanif 10[DHCP-Server-Vlanif10] (11) select interface //使能接口采用接口地址池的DHCP服务器功能[DHCP-Server-Vlanif10]dhcp server lease day (12)[DHCP-Server-Vlanif10]dhcp server static-bind ip-address (13) mac-address (14) //为PC-1分配固定的IP地址[DHCP-Server-Vlanif10]quit[DHCP-Server]interface vlanif 11[DHCP-Server-Vlanif11]dhcp select interface[DHCP-Server-Vlanif11]quit[DHCP-Server](11)~(14)备选答案A.10.1.1.100 B.286e-d444-b692 C.dhcp D.30【问题4】(2分)在问题3的配置代码中,没有关于VLAN11地址租期的配置代码,下面的描述中正确的是(15)。(15)备选答案A.配置错误,须手动添加相关配置代码,否则VLAN11的客户端无法获取IP地址B.配置错误,须手动添加相关配置代码,否则DHCP服务器无法正常工作C.配置正确,无需手动添加配置代码,VLAN11的地址租期将与VLAN10相同D.配置正确,无需手动添加配置代码,默认地址租期为1天试题分析:交换机是二层设备,每一个端口在一个冲突域,所有端口在同一个广播域,因此交换机不能隔离广播域,但是却可以隔离冲突域。因此可知冲突域数量为52个,广播域为2个(一个VLAN就是一个广播域)。System-view 用户视图进入到系统视图Sysname DHCP-Server 给设备命名为DHCP-ServerVLAN batch 10 to 11 批量创建VLAN 10/11Interface gigabitethernet 0/0/1 进入接口视图Port link-type access 接口配置为access类型Port default vlan 10 将接口划分至VLAN 10Ip address 10.1.1.1 24 配置接口IP地址为10.1.1.1/24 DHCP select interface 使能接口采用DHCP服务动态获取IP地址的功能Dhcp server lease day 30 设置ip地址租约为30天Dhcp server static-bind ip-address 10.1.1.100 mac-address 286e-d444-b692 为PC-1分配固定的IP地址。DHCP服务租约信息是可选配置,可手动配置租约期限,同时也可以采用默认租约1天。

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