Cisco NCS 5500 Series

Step 4 Use one of these commands:
• router ospf ospf-name
• router ospfv3 ospfv3-name
Example:
RP/0/RP0/CPU0:router# router ospf 1
Or
RP/0/RP0/CPU0:router# router ospfv3 1
Enters Router OSPF configuration mode.
Step 5 router ospf ospf name
Example:
RP/0/RP0/CPU0:router# router ospf 1
Enters Router OSPF configuration mode.
Step 6 spf prefix-priority route-policy route-policy name
Example:
RP/0/RP0/CPU0:router(config-ospf)# spf prefix-priority route-policy ospf-spf-priority
Or
RP/0/RP0/CPU0:router(config-ospfv3)#spf prefix-priority route-policy ospf3-spf-priority
Configures SPF prefix-priority for the defined route policy.
Configure the spf prefix-priority command under router OSPF.
Note
Step 7 commit
Step 8 show rpl route-policy route-policy name detail
Example:
RP/0/RP0/CPU0:router#show rpl route-policy ospf-spf-priority detail
prefix-set ospf-critical-prefixes
66.0.0.0/16
end-set
!
route-policy ospf-spf-priority
if destination in ospf-critical-prefixes then
set spf-priority critical
endif
end-policy
!
Displays the set SPF prefix priority.
Routing Configuration Guide for Cisco NCS 5500 Series Routers, IOS XR Release 6.3.x
86
Implementing OSPF
Configure OSPFv2 OSPF SPF Prefix Prioritization