[r1]route-policy com-1 permit node 10 [r1-route-policy]apply community 100:111 [r1]route-policy com com-1 [r1-bgp]network 172.16.2.0 24 route-policy com-1 [r1-bgp]network 172.16.3.0 24 route-policy com -2 [r1-bgp]network 172.16.4.0 24 route-policy com-2 S3:开启社团属性的传播功能 [r1-bgp]peer 10.1.12.2 advertise-community