redistribute static as E1 routes
conf t
router ospf 1
redistribute static subnets metric-type 1 50
- metric-type 1 - increments the metric
- metric-type 2 - don’t increment metric
block neighbour forming
conf t
router ospf 1
passive-interface default ( block all )
- to enable per interface
conf t
router ospf 1
no passive-interface fa0/2
authentication md5
interface FastEthernet0/0
ip address 10.100.1.1 255.255.255.0
ip ospf authentication message-digest <--
ip ospf message-digest-key 1 md5 cisco <--
duplex auto
speed auto
!
limited capacity router - we could block routes from outside of OSPF system
- R4
conf t
router ospf 1
area 45 stub <--
- R5
conf t
router ospf 1
area 45 stub <--
block 3, 4 and 5 LSA’s in area 23
R2
conf t
router ospf 1
area 23 stub no-summary <--
- R3
conf t
router ospf 1
area 23 stub <--
default route initial cost of 100 in area 23
- R2
conf t
router ospf 1
area 23 default-cost 100 <--
create virtual link for R8 to enable comunication
- R6
conf t
router ospf 1
area 67 virtual-link 7.7.7.7 <--
- R7
conf t
router ospf 1
area 67 virtual-link 6.6.6.6 <--
- must be connected to area 0
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