Inter-AS route-target filter

IOS:
router bgp 65535
 address-family vpnv4
  neighbor 10.0.0.2 activate
  neighbor 10.0.0.2 send-community extended
  neighbor 10.0.0.2 route-map community-ingress in
  neighbor 10.0.0.2 route-map community-egress out
 exit-address-family
!
ip extcommunity-list 10 permit rt 65535:1
ip extcommunity-list 10 permit rt 65535:2
ip extcommunity-list 10 permit rt 65535:3
ip extcommunity-list 10 permit rt 65534:1
!
route-map community-egress permit 10
 match extcommunity 10
 set metric +50
!
route-map community-ingress permit 10
 match extcommunity 10
 set metric +50

IOS-XR: