配置总览配置各路由接口ar4ar3ar5ar6配置pc端pc1pc2配置静态路由 的路由表ar3ar4ar5ar6ping测试PC1 ping PC2pc2 ping pc1ar4 ping ar6ar4 ping pc 2ar3 ping pc1 pc2ar3 ping ar5ar5 ping pc1 pc2ar5 ping ar3最后已经达成全网可通