R2 konfig
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router ospf 1
 router-id 2.2.2.2
 log-adjacency-changes
 area 255 nssa
 network 172.16.10.2 0.0.0.0 area 255
 network 172.16.10.5 0.0.0.0 area 0
 distribute-list route-map zsolti.22. in
!
!
!
ip prefix-list R2_zso seq 5 deny 0.0.0.0/0 ge 30 le 30
!
!
!
route-map zsolti.22. deny 5
 match tag 200
 match route-type external nssa-external type-1
!
route-map zsolti.22. permit 10
!