From: ccie2be (ccie2be@nyc.rr.com)
Date: Tue Jun 22 2004 - 17:08:56 GMT-3
Comments in-line
----- Original Message -----
From: "Marvin Greenlee" <marvingreenlee@yahoo.com>
To: <ccielab@groupstudy.com>
Sent: Tuesday, June 22, 2004 3:46 PM
Subject: RE: Routing without routing protocol
> Sample loopback on the CAT of 35.50.35.50/24
>
> On R5, run Nat for the eth interface
>
>
> R5(config)#access-list 10 permit any
> R5(config)#ip nat inside source list 10 int
> ethernet1/0
> R5(config)#int eth1/0
> R5(config-if)#ip nat outside
> R5(config-if)#int ser1/1
> R5(config-if)#ip nat inside
>
>
> Assuming that R5 is in area0
> On R5, add a loopback with a similar network
> 35.50.35.52
> Add this network to OSPF in area 1
> Add an area range for 35.50.0.0/16 to OSPF
########
General Lab instructions forbid adding or changing ip addresses unless told
otherwise.
> On R5 add a static route for the 3550 loopback
> network.
########
Why wouldn't I just redist static into IGP which in this case happens to be
ospf area 0?
> Because of the area range, all other routers will
> receive a 35.50.0.0/16 route. When the ping traffic
> reaches R5, it has a more specific route out the
> ethernet.
>
> Cat will NOT need ANY routes, as any incoming traffic
> will be coming from R5's address via NAT.
>
> Marvin Greenlee
> Network Learning, Inc.
> marvin@ccbootcamp.com
>
>
>
>
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