Cisco路由器静态路由和默认路由的配置

实验四 Cisco路由器静态路由和默认路由的配置（验证性）（2学时）一、实验目的1.进一步熟悉Cisco路由器的配置环境2.掌握Cisco路由器静态路由的配置方法3.掌握Cisco路由器默认路由的配置方法二、实验内容（一）静态路由的配置建立如上所示的拓扑结构，现在需要完成的就是让HostA能和HostB互相ping通。

具体配置如下：router1的配置：Press Enter to StartRouter>Router>enRouter#conf tEnter configuration commands, one per line. End with CNTL/Z.Router(config)#hostname router1router1(config)#interface e0router1(config-if)#ip address 192.168.1.2 255.255.255.0router1(config-if)#no shut%LINK-3-UPDOWN: Interface Ethernet0, changed state to uprouter1(config-if)#interface s0router1(config-if)#ip address 192.168.2.1 255.255.255.0router1(config-if)#clock rate 6400 //clock rate是dce设备给dte设备提供时钟频率的，需要在dce里面设置，而另外的一个路由器里面则不用设置router1(config-if)#no shut%LINK-3-UPDOWN: Interface Serial0, changed state to uprouter1(config-if)#end%LINK-3-UPDOWN: Interface Serial0, changed state to down%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state to downrouter1#config tEnter configuration commands, one per line. End with CNTL/Z.router1(config)#ip route 192.168.3.0 255.255.255.0 192.168.2.1 //设定静态路由router1(config)#ip route 192.168.2.0 255.255.255.0 192.168.2.1router1(config)#endrouter1#copy running startupDestination filename [startup-config]?Building configuration...[OK]%LINK-3-UPDOWN: Interface Serial0, changed state to up%LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0, changed state to uprouter2的配置：Press Enter to StartRouter>enRouter#conf tEnter configuration commands, one per line. End with CNTL/Z.Router(config)#interface e0Router(config-if)#endRouter#config tEnter configuration commands, one per line. End with CNTL/Z.Router(config)#hostname router2router2(config)#interface s0router2(config-if)#ip address 192.168.2.2 255.255.255.0router2(config-if)#no shut%LINK-3-UPDOWN: Interface Serial0, changed state to uprouter2(config-if)#interface s0router2(config-if)#interface e0router2(config-if)#ip address 192.168.3.1 255.255.255.0router2(config-if)#no shut%LINK-3-UPDOWN: Interface Ethernet0, changed state to uprouter2(config-if)#endrouter2#config tEnter configuration commands, one per line. End with CNTL/Z.router2(config)#ip route 192.168.1.0 255.255.255.0 192.168.2.2router2(config)#ip route 192.168.2.0 255.255.255.0 192.168.2.2router2(config)#endrouter2#copy running startupDestination filename [startup-config]?Building configuration...[OK]router2#ping 192.168.1.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 192.168.1.2, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 msrouter2#ping 192.168.2.1Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 192.168.2.1, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 msrouter2#ping 192.168.2.2Type escape sequence to abort.Sending 5, 100-byte ICMP Echos to 192.168.2.2, timeout is 2 seconds:!!!!!Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms //路由器之间试ping 一下，应该可以ping通，接下来配pcpc1的配置如下：Boson BOSS 5.0Copyright 1998-2003 Boson Software, Inc.Use the command help to get startedPress Enter to beginC:>ipconfig /ip 192.168.1.1 255.255.255.0 //此时尚未指定网关C:>ping 192.168.2.1Pinging 192.168.2.1 with 32 bytes of data:Request timed out.Request timed out.Request timed out.Request timed out.Request timed out.Ping statistics for 192.168.2.1:Packets: Sent = 5, Received = 0, Lost = 5 (100% loss), //未指定网关时不能ping通router1的s0Approximate round trip times in milli-seconds:Minimum = 0ms, Maximum = 0ms, Average = 0msC:>ipconfig /dg 192.168.1.2 //指定网关为与本机直连的router1的e0口C:>ping 192.168.1.2Pinging 192.168.1.2 with 32 bytes of data:Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Ping statistics for 192.168.1.2: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.2.1Pinging 192.168.2.1 with 32 bytes of data:Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Ping statistics for 192.168.2.1: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), //指定网关后可以ping通s0口了Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.2.2Pinging 192.168.2.2 with 32 bytes of data:Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Ping statistics for 192.168.2.2: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.3.1Pinging 192.168.3.1 with 32 bytes of data:Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Ping statistics for 192.168.3.1: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55ms//可以ping通任意一台设备的IP地址，实验成功C:>pc2 的配置如下：Boson BOSS 5.0Copyright 1998-2003 Boson Software, Inc.Use the command help to get startedPress Enter to beginC:>C:>ipconfig /ip 192.168.3.1 255.255.255.0C:>ipconfig /dg 192.168.3.1 //把IP和网关设好C:>ping 192.168.1.1Pinging 192.168.1.1 with 32 bytes of data:Reply from 192.168.1.1: bytes=32 time=60ms TTL=241Reply from 192.168.1.1: bytes=32 time=60ms TTL=241Reply from 192.168.1.1: bytes=32 time=60ms TTL=241Reply from 192.168.1.1: bytes=32 time=60ms TTL=241Reply from 192.168.1.1: bytes=32 time=60ms TTL=241Ping statistics for 192.168.1.1: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.1.2Pinging 192.168.1.2 with 32 bytes of data:Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Reply from 192.168.1.2: bytes=32 time=60ms TTL=241Ping statistics for 192.168.1.2: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.2.1Pinging 192.168.2.1 with 32 bytes of data:Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Reply from 192.168.2.1: bytes=32 time=60ms TTL=241Ping statistics for 192.168.2.1: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.2.2Pinging 192.168.2.2 with 32 bytes of data:Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Reply from 192.168.2.2: bytes=32 time=60ms TTL=241Ping statistics for 192.168.2.2: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55msC:>ping 192.168.3.1Pinging 192.168.3.1 with 32 bytes of data:Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Reply from 192.168.3.1: bytes=32 time=60ms TTL=241Ping statistics for 192.168.3.1: Packets: Sent = 5, Received = 5, Lost = 0 (0% loss), Approximate round trip times in milli-seconds:Minimum = 50ms, Maximum = 60ms, Average = 55ms //可以ping通任意一台设备的IP地址，实验成功（二）默认路由的配置建立如上所示的拓扑结构。