Cisco NCS 6000 Series

end-set
!
prefix-set ospf-high-prefixes
44.4.10.0/24,
192.41.4.41/32,
41.4.41.41/32
end-set
!
prefix-set ospf-medium-prefixes
0.0.0.0/0 ge 32
end-set
!
route-policy ospf-priority
if destination in ospf-high-prefixes then
set spf-priority high
else
if destination in ospf-critical-prefixes then
set spf-priority critical
else
if destination in ospf-medium-prefixes then
set spf-priority medium
endif
endif
endif
end-policy
OSPFv2
router ospf 1
spf prefix-priority route-policy ospf-priority
area 0
interface GigabitEthernet0/3/0/0
!
!
area 3
interface GigabitEthernet0/2/0/0
!
!
area 8
interface GigabitEthernet0/2/0/0.590
OSPFv3
router ospfv3 1
spf prefix-priority route-policy ospf-priority
area 0
interface GigabitEthernet0/3/0/0
!
!
area 3
interface GigabitEthernet0/2/0/0
!
!
area 8
interface GigabitEthernet0/2/0/0.590
Routing Configuration Guide for Cisco NCS 6000 Series Routers, IOS XR Release 6.4.x
338
Implementing OSPF
Configuring OSPF SPF Prefix Prioritization: Example