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如图所示,某校园网用10Gbps的POS技术与Internet相连,POS接口的帧格式是SDH。路由协议的选择方案是校园网内部采用OSPF协议,校园网与Internet的连接使用静态路由协议。校园网内的路由器R1设为DHCP服务器,可分配的IP地址是221.89.23.192/26,其中221.89.23.240~221.89.23.254地址除外,地址租用时间为5小时30分。
问题:
请阅读以下R3和R1的部分配置信息,并补充(1)~(5)空白处的配置命令或参数,按题目要求完成路由器的配置。
R3的POS接口、OSPF和缺省路由的配置信息
Router-R3#configure terminal
Router-R3(config)#interface pos4/0
Router-R3(config-if)#description To Internet
Router-R3(config-if)#bandwidth 10000000
Router-R3(conflg-if)#ip address 211.68.69.170.255.255.255.252
Router-R3(conng-if)#crc (1)
Router-R3(config-if)#pos framing sdh
Router-R3(config-if)#no ip directed-broadcast
Router-R3(conng-if)#pos flag sls0 2
Router-R3(config-if)#no shutdown
Router-R3(config-if)#exit
Router-R3(config)#router ospf 63
Router-R3(config-router)#network (2) area 0
Router-R3(conng-router)#redistribute connected metric-type 1 subnets
Router-R3(config-router)#area 0 range (3)
Router-R3(config-router)#exit
Router-R3(config)#ip route 0.0.0.0.0.0.0.0 211.68.69.169
Router-R3(config)#exit
Router-R3#
R1的DHCP的部分配置信息
Router-R1#configure terminal
Router-R1(config)#ip dhcp (4) 221.89.23.240 221.89.23.254
Router-R1(config)#ip dhcp pool bupt
Router-R1(dhcp-config)#network 221.89.23.192.255.255.255.192
Router-R1(dhcp-config)#default-router 221.89.23.1
Router-R1(dhcp-config)#domain-name bupt.edu.cn
Router-R1(dhcp-config)#dns-server address 221.89.23.27 221.89.23.26
Router-R1(dhcp-config)#lease (5)
Router-R1(dhcp-config)#exit
Router-R1(config)#exit
Router-R1#

5()

【参考答案】

0 5 30
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