usearoute-maptolimitredistributioninOSPF

! /* match only 172.16.10.x and 172.16.11.0 subnets */ ! access-list 1 permit 172.16.10.0 0.0.1.255 ! ! ! /* use access-list 1 to determine what gets matched */ ! route-map LoopbacksOnly permit 10 match ip address 1 ! ! ! /* redistribute co

! /* match only 172.16.10.x and 172.16.11.0 subnets */

!

access-list 1 permit 172.16.10.0 0.0.1.255

!

!

! /* use access-list 1 to determine what gets matched */

!

route-map LoopbacksOnly permit 10

match ip address 1

!

!

! /* redistribute connected networks, any and all subnets, */

! /* and seed it as E2 type. Note that throughout your */

! /* OSPF domain, your loopbacks will have a metric of 20 */

! /* 20 is the default metric when you redistribute into */

! /* OSPF. Except for BGP routes which get a metric of 1. */

! /* Also use the route-map LoopbacksOnly to selectively */

! /* redistribute only the ones we want to redistribute. */

!

router ospf 200

redistribute connected subnets metric-type E2 route-map LooopbacksOnly

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