A. service dhcp-external
B. set dhcp external server
C. set dhcp-external server
D. dhcp external server
第1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 182.105.246.26 182.105.246.27 222.1
A.182.105.246.5
B.182.105.246.11
C.182.105.246.192
D.182.105.246.254
第2题:
在Cisc0路由器上建立-个名为zw246的DHCP地址池,地址池的IP地址是176.115.246.0/24,其中不用于动态分配的地址有176.115.246.2-176.115.246.10,缺省网关为l76.115.246.1,域名为tj.edu.en,域名服务器地址为l76.115.129.26,地址租用时间设定为6小时30分钟。下列DHCP地址池的配置,正确的是( )。
A.Router(config)#ip dhcp pool zw246Router(dhcp-eonfig)#ip dhep excluded-address l76.1 15.246.2 176.1 15.246.10Router(dhcp-eonfig)#network l76.115.246.0 255.255.255.0Router(dhcp-config)#default-router l76.115.246.1Router(dhcp-config)#domain-name tj.edu.enRouter(dhcp-config)#dns-server address 176.1 15.129.26Router(dhcp-config)#lease 0 6 30
B.Router(config)#ip dhcp excluded-address 176.115.246.2-10Router(config)#ip dhcp pool zw246Router(dhcp-config)#network l76.1 15.246.0 255.255.255.0Router(dhcp-config)#default-router l76.115.246.1Router(dhcp-config)#domain-name tj.edu.caRouter(dhcp-config)#dns-server address l76.115.129.26Router(dhcp-config)#lease 0 6 30
C.Router(config)#ip dhcp excluded-address l76.115.246.2 176.115.246.10Router(config)#ip dhcp pool zw246Router(dhcp-config)#network 176.115.246.0 255.255.255.0Router(dhcp-config)#default-muter l76.115.246.1Router(dhcp-config)#domain -name tj.edu.anRouter(dhcp-config)#dns-server address 176.115.129.26Router(dhcp-config)#lease 0 6 30
D.Router(config)#ip dhcp excluded-address 176.1 15.246.2 176.1 15.246.10Router(config)#ip dhcp pool zw246Router(dhcp-config)#network 176.1 15.246.0 255.255.255.0Router(dhcp-config)#default-router 176.1 15.246.1Router(dhcp-config)#domain-name tj.edu.cnRouter(dhcp-config)#dns-server address 176.115.129.26Router(dhcp-config)#lease 30 6 0
第3题:
在某台Cisco路由器中定义一个名为test的DHCP地址池(192.168.3.0/26),并保留192.168.3.62/29的IP地址。下列正确的配置语句是(29)。
A.Router(config)#ip dhcp pooltest Router(dhcp-config)#network 192.168.3.00.0.0.63 Router(dhcp-config)#ip dhcp excluded-address192.168.3.62
B.Router(config)#ip dhcp poo1 test Router(dhcp-config)#network 192.168.3.0255.255.255.192 Router(dhcp-config)#ip dhcp excluded-address 192.168.3.62255.255.255.248
C.Router(config)#ip dhcp poo1 test Router(dhcp-config)#network 192.168.3.0/26 Router(dhcp-config)#ip dhcp excluded-address 192.168.3.62/29
D.Router(config)#ip dhcp excluded-address 192.168.3.56192.168.3.62 Router(config)#ip dhcp pool test Router(dhcp-config)#network 192.168.3.0/26
第4题:
在路由器上建立一个名为test的DHCP地址池,并为其分配IP地址202.112.7.0/24,子网地址中的202.112.7.2~202.112.7.10作为静态地址分配,正确的DHCP配置是______。
A.Router(config) #ip dhcp pool test Router(config) #ip dhcp excluded-address 202.112.7.2-10 Router(dhcp-config) #network 202.112.7.0-255.255.255.0
B.Router(config) #ip dhcp excluded-address 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0/24
C.Router(config) #ip dhcp exclude&address 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0-0.0.0.255
D.Router(config) #ip dhcp excluded-address 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0-255.255.255.0
第5题:
根据网络拓扑和要求说明,完成(或解释)路由器R1 的配置:
R1#config
R1(config)# interface FastEthernet 0/1
R1(config-if)#ip address (1) (2)
R1(config-if)#no shutdown
R1(config-if)#exit
R1(config)#ip dhcp pool vlan 3
R1(dhcp-config)#network 192.168.3.0 255.255.255.0
R1(dhcp-config)#default-router 192.168.3.254 255.255.255.0 ; (3)
R1(dhcp-config)#dns-server 192.168.2.1 ; (4)
R1(dhcp-config)#lease 0 8 0 ; (5)
R1(dhcp-config)#exit
R1(config)#ip dhcp pool vlan 4
R1(dhcp-config)#network (6) (7)
R1(dhcp-config)#default-router 192.168.4.254 255.255.255.0
R1(dhcp-config)#dns-server 192.168.2.1
R1(dhcp-config)#lease 0 8 0
R1(dhcp-config)#exit
R1(config)#ip dhcp excluded-address (8) (9)
R1(config)#ip dhcp excluded-address 192.168.3.254
//排除掉不能分配的IP 地址
R1(config)#ip dhcp excluded-address 192.168.4.254
R1(config)# (10) 192.168.3.0 255.255.255.0 FastEthernet0/1
//在以太网接口和VLAN3 间建立一条静态路由
第6题:
下列哪条命令可让网络管理员检查分配给特定 MAC 地址的 IP 地址?
A.Router# show ip dhcp binding
B.Router# show ip dhcp pool
C.Router# show ip dhcp server statistics
D.Router# show running-config I section_dhcp