2022年计算机四级网络工程师考点：交换机和路由器配置命令(2)11、保存配置 Router # write memory Router # write network tftp 12、删除配置 Router # write erase 13、根本检测命令(telnet、ping、trace) Router telnet paris/222.34.27.1 Router ping 182.105.130.110 Router trace 137.189.11.73 Router traceroute .cisco.com 14、查看flash、系统时钟、软硬件版本、路由器配置、查看路由表、IP路由协议的具体信息 Router show flash Router sh clock Router sh version Router # sh configuration Router # sh ip route Router # sh ip protocols 15、配置接口描述信息 Router (config-if) # description To-BeiJing Foreign Studies University 16、配置接口带宽 Router (config-if) # bandwidth 2500,000 17、配置接口的IP地址 Router (config-if) # ip address 202.112.7.249 255.255.255.252 18、接口的开启与关闭 Router (config-if) # shutdown/no shutdown 19、不作ARP代理 Router (config-if) # duplex ful l# no ip directed-broadcast # no ip proxy-arp 20、配置异步串行接口 Router (config) # interface a1 Router (config-if) # ip unnumbered ethernet0 Router (config-if) # encapsulation ppp Router (config-if) # async default ip address 202.112.7.129 Router (config-if) # async dynamic routing Router (config-if) # async mode interactive Router (config-if) # no shutdown Router (config-if) # exit Router (config) # exit Router (config) #