RE: OSPF and BGP query

From: Aaron <aaron1_at_gvtc.com>
Date: Mon, 30 Jul 2012 15:32:00 -0500

In my gns3 lab I see type 5 e2 in r2 but I don't get anything in r1 about
that rip originated subnet. This is when I have "area 1 nssa" on both r1
and r2.

-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
Routing Freak
Sent: Monday, July 30, 2012 10:19 AM
To: Cisco certification
Subject: OSPF and BGP query

Hi all

I have a set up like this

R1---------R2----------R3----------R4------R5

R1------R2===NSSA Area 1

R2--------R3====Backbone Area 0

R3------------R4 ===== Normal area 2

R4---------R5======== RIP

I am redistributing RIP routes on R4 into OSPF .. Whether R2 will convert
this into Type 7 LSA and send it to the NSSA Area or else it will generate
default route.
because Type 5 LSA are not allowed in NSSA Area..

2.. BGP Scenario

 R1----------R2------------R3--------------R4

R1---------R2 ==== OSPF

R2----------R3 ===== EBGP . R2 is in AS 10 , R3 is in AS 20

R3-----------R4 ======EBGP R4 is in AS 30

When R2 is redistributing OSPF routes into BGP, what will be next hop found
in R3 , it is the R2 neighbor address or else the IGP next hop to the OSPF
route.

Bit confused with this logic.

Thanks in advance,

Blogs and organic groups at http://www.ccie.net
Received on Mon Jul 30 2012 - 15:32:00 ART

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