用路由器模拟帧中继交换机配置（GNS3_C3640模拟修正版）1、拓扑图图上所示是一个部分网状的帧中继的拓扑，其中R7中模拟帧中继交换机，R1为中心路由器，R2和R3为分支路由器2、基本配置R1==========================================hostR1noipdomain-looklinecon0loggsyexec-time00!ints1/2encapframeipadd192.168.192.1255.255.255.0noshframemapip192.168.192.2102broadcastframemapip192.168.192.4103broadcast!intloop0ipadd192.168.10.10255.255.255.0R2==========================================hostR2noipdomain-looklinecon0loggsyexec-time00!ints1/2encapframeipadd192.168.192.2255.255.255.0noshframemapip192.168.192.1201broadcastframemapip192.168.192.4201broadcastnoframeinverse-arpintloop0ipadd192.168.20.20255.255.255.0!R3==========================================hostR3noipdomain-looklinecon0loggsyexec-time00!ints1/2encapframeipadd192.168.192.4255.255.255.0noshframemapip192.168.192.1301broadcastframemapip192.168.192.2301broadcastnoframeinverse-arpintloop0ipadd192.168.30.30255.255.255.0!R7==========================================路由器模拟frame-relay交换机配置hostR7-FRnoipdomain-looklinecon0loggsyexec-time00!frameswitching!interfaceSerial1/0noipdirected-broadcastclockrate56000encapsulationframe-relayframe-relayintf-typedceframe-relayroute102interfaceSerial1/1201frame-relayroute103interfaceSerial1/2301nosh!interfaceSerial1/1noipdirected-broadcastclockrate56000encapsulationframe-relayframe-relayintf-typedceframe-relayroute201interfaceSerial1/0102nosh!interfaceSerial1/2noipdirected-broadcastclockrate56000encapsulationframe-relayframe-relayintf-typedceframe-relayroute301interfaceSerial1/0103nosh!当所有基本都配制好后，我们就可以在R1、R2、R3之间互相ping串口的IP，如果能通就说明帧中继正常工作。但是我们是不能ping通对方的loopback０的地址。当然也可以用一些查看帧中继的命来查看ShowframmapShowframpvcShowiproute来验证3、配制OSPF注意事项：配制时须要指明网络类型R1:ints1/2ipospfnetworkpoint-to-multipointrouterospf1net192.168.192.00.0.0.255area0net192.168.10.00.0.0.255area0R2：ints1/2ipospfnetworkpoint-to-multipointrouterospf1net192.168.192.00.0.0.255area0net192.168.20.00.0.0.255area0R3：ints1/2ipospfnetworkpoint-to-multipointrouterospf1net192.168.192.00.0.0.255area0net192.168.30.00.0.0.255area0此时配置完成我们可以在一个路由器上ping另一个路由器的loopback0地址，如果通就说明配制成功也可以用showiproute来查看是不是有对方的loopback0路由。
