1、配置计算机PC0 IP: 172.16.1.2 Submask: 255.255.255.0 Gageway: 172.16.1.1
2、配置计算机PC1 IP: 172.16.2.2 Submask: 255.255.255.0 Gageway: 172.16.2.1
3、配置计算机PC2 IP: 172.16.4.2 Submask: 255.255.255.0 Gageway: 172.16.4.1
4、配置路由器Router>enRouter#conf tRouter(config)#host RORO(config)#i荏鱿胫协nt fa0/0RO(config-if)#ip address 172.16.1.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#RO(config-if)#int fa1/0RO(config-if)#ip address 172.16.2.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#RO(config-if)#int s2/0RO(config-if)#ip address 172.16.3.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#clock rate 64000RO(config-if)#
5、配置路由器R2Router>ENRouter#enRouter#conf tRouter(config)#host R1R1(config)#int 2/0R1(config)#int s2/0R1(config-if)#ip address 172.16.3.2 255.255.255.0R1(config-if)#no shutdownR1(config-if)#R1(config-if)#int fa0/0R1(config-if)#ip address 172.16.4.1 255.255.255.0R1(config-if)#no shutdownR1(config-if)#R1(config-if)#
6、配置Router0RO#enRO#conf tEnter configuration commands, one per l足毂忍珩ine. End with CNTL/Z.RO(config)#int fa0/0RO(config-if)#ip address 172.16.1.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#int fa1/0RO(config-if)#ip address 172.16.2.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#int s2/0RO(config-if)#ip address 172.16.3.1 255.255.255.0RO(config-if)#no shutdownRO(config-if)#clock rate 64000RO(config-if)#exitRO(config)#ip route 172.16.4.0 255.255.255.0 172.16.3.2RO(config)#
7、配置路由器Router1R1(config-if)#R1(config-if)#exitR1猾诮沓靥(config)#ip route 0.0.0.0 0.0.0.0 172.16.3.1R1(config)#endR1#R1#show ip routeGateway of last resort is 172.16.3.1 to network 0.0.0.0 172.16.0.0/24 is subnetted, 2 subnetsC 172.16.3.0 is directly connected, Serial2/0C 172.16.4.0 is directly connected, FastEthernet0/0S* 0.0.0.0/0 [1/0] via 172.16.3.1R1#
8、测试连通性PC0 ping 172.16.4.2 (success)PC1 ping 172.16.4.2 (success)
9、设置路由器防护火墙RO(config)#ip access-list standard jsjRO(config-std-nacl)#permit 172.16.1.0 0.0.0.255RO(config-std-nacl)#deny 172.16.2.0 0.0.0.255RO(config-std-nacl)#conf t%Invalid hex valueRO(config)#int s2/0RO(config-if)#ip access-group jsj outRO(config-if)#end
10、测试连通性PC0 ping 172.16.4.2PC1 ping 172.16.4.2
