>>>>>>>>
一、实验步骤
配置各台设备的ip地址测试直连的连通性配置OSPF路由协议配置BGP路由协议宣告BGP网络
测试网络的连通性
二、配置命令及其实验结果
配置物理接口IP地址和loopback地址,并测试直连的连通性--------------略配置OSPF路由协议wcg-RT2:
ospf1router-id2.2.2.2area0.0.0.0
network192.168.23.10.0.0.0network2.2.2.20.0.0.0
wcg-RT3:
ospf1router-id3.3.3.3area0.0.0.0
network192.168.23.20.0.0.0network3.3.3.30.0.0.0
network192.168.34.10.0.0.0
wcg-RT4:
>>>>ospf1router-id4.4.4.4area0.0.0.0
network4.4.4.40.0.0.0
network192.168.34.20.0.0.0
在wcg-RT2和wcg-RT4上查看IP路由表>>>>
>>>>
配置BGP路由协议wcg-RT1:bgp100
router-id1.1.1.1
peer192.168.12.2as-number200net192.168.100.132
wcg-RT2:bgp200
router-id2.2.2.2
peer192.168.12.1as-number100peer4.4.4.4as-number200
peer4.4.4.4connect-interfaceLoopBack0
>>>>wcg-RT4:bgp200
router-id4.4.4.4
peer192.168.45.1as-number300peer2.2.2.2as-number200
peer2.2.2.2connect-interfaceLoopBack0
wcg-RT5:bgp300
router-id5.5.5.5
peer192.168.45.2as-number200
network192.168.200.1255.255.255.255
在wcg-RT2和wcg-RT4上查看BGP路由表>>>>
>>>>
查看wcg-RT1和wcg-RT5的BGP路由表>>>>
>>>>>>>>
从上面的实验结果我们可以看出在wcg-RT2和wcg-RT4产生了BGP的路由黑洞解决此现象的方法开启BGP的同步,并且IGP中引入BGP路由wcg-RT2