dhcp_动态主机配置协议

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1、==底层配置RT1Router>enableRouter#conftRouter(config)#hoRT1RTl(config)#interfacefastEthernet0/0RTl(config-if)#noshutdownRTl(config-if)#ipaddress192.168.10.254255.255.255.0RTl(config-if)#exitRTl(config)#interfacefastEthernet1/0RTl(config-if)#noshutdownRTl(config

2、-if)#ipaddress12.12.12.1255.255.255.0====为接口配置IP地址RTl(config-if)#exitRTl(config)#iproute192.168.20.0255.255.255.012.12.12.2====配置静态路由RTl(config)#exitRT2============================================================================Router>enableRouter#conftEnt

3、erconfigurationcommands,oneperline.EndwithCNTL/Z.Router(config)#hoRT2RT2(config)#interfacefastEthernet0/0RT2(config-if)#noshutdownRT2(config-if)#ipaddress192.168.20.254255.255.255.0====为接口配置IP地址RT2(config-if)#exitRT2(config)#interfacefastEthernet1/0RT2(con

4、fig-if)#noshutdownRT2(config-if)#ipaddress12.12.12.2255.255.255.0RT2(config-if)#exitRT2(config)#iproute192.168.10.0255.255.255.012.12.12.1====配置静态路由RT2(config)#exitDHCP配置RT1RTl#conftRTl(config)#ipdhcppoolDZL====配置DZL的IP地址池RTl(dhcp-config)#network192.168.10

5、.0255.255.255.0====动态分配该网段IP地址RTl(dhcp-config)#dns-server8.8.8.8==乂配置DZL的DNS服务器RTl(dhcp-config)#default-router192.168.10.254====配置DZL网关RTl(dhcp-config)#ipdhcppoolSYL====配置SYL的IP地址池RTl(dhcp-config)#network192.168.20.0255.255.255.0====动态分配该网段IP地址RTl(dhcp-con

6、fig)#dns-server8.8.8.8配置SYL的DNS服务器RTl(dhcp-config)#default-router192.168.20.254配置SYL网关RTl(dhcp-config)#exitRTl(config)#ipdhcpexcluded-address192.168.10.254====排除DZL网关地址RTl(config)#ipdhcpexcluded-address192.168.20.254====排除SYL网关地址RTl(config)#exitRT2========

7、============================================RT2#conftRT2(config)#interfacefastEthernet0/0RT2(config-if)#iphelper-address12.12.12.1==工配置辅助寻址,指向DHCP服务器地址,即RT1IP地址RT2(config-if)#end在电脑上可以用ipcofig/all查看获得的IP地址用ipconfig/release释放IP地方用ipconfig/renew重新获得IP地址12.12

8、.12.1/24Fal/OFaO/O.192.168.10.254声21XM/RT1dPC-PTPC112.12.12.2/24Fa0/0192.168.20.254F"/噬2621XRT2口PC-PTPC2地址迪:192.168.20.0地址迪:192.168.10.0Router>enRouter#conftEnterconfigurationcommands,oneperline.EndwithCNTL/