As path
router bgp 100
neighbor 220.200.1.2 route-map filter-on-as-path in
!
route-map filter-on-as-path permit 10
match as-path 1
set local-preference 80
!
route-map filter-on-as-path permit 20
match as-path 2
set local-preference 200
!
route-map filter-on-as-path permit 30
!
ip as-path access-list 1 permit _150$
ip as-path access-list 2 permit _210_