​​Summary:
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1. Add an easy summary route for area 1, 2, and 51. Verify impact on the routing table of other routers
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2. Add an efficient summary route for area 1, 2, and 51. Verify impact on the routing table of other routers
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1. Add an easy summary route for area 1, 2, and 51. Verify impact on the routing table of other routers
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#Note, you only summarize networks on ABRs or ASBRs
Belt:
router ospf 1
area 1 range 10.1.0.0 255.255.0.0 !------- unlike eigrp (config summarization on interfaces), ospf summarizes network on router level
Tie:
router ospf 1
area 2 range 10.2.0.0 255.255.0.0
Sock:
router ospf 1
area 51 range 10.51.0.0 255.255.0.0
2. Add an efficient summary route for area 1, 2, and 51. Verify impact on the routing table of other routers
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Belt:
router ospf 1
area 1 range 10.1.0.0 255.255.248.0
Tie:
router ospf 1
area 2 range 10.2.0.0 255.255.248.0
Sock:
router ospf 1
area 51 range 10.51.0.0 255.255.248.0
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-Yu