route-map RDS_FILTER permit {{routemapnumber}} set ip next-hopverify-availability 10.4.21.157 1 track {{item.slanumber}}route-map RDS_FILTERaddress 109 s
route-map R1-DC-MAP permit 10 set as-path prepend 6001 6001 6001 match ip address prefix-list 2R102运行配置: no synchronization
bgp router-id 1.1.2.254route-ma