From: Roshan Chepuri (roshanc@cisco.com)
Date: Fri Jul 18 2003 - 15:19:03 GMT-3
Since rtr2 is an ASBR, I would say use summary address instead.
Thanks
Roshan
On Fri, 18 Jul 2003, ccie2be wrote:
> Hi group,
>
> Rtr1, rtr2, and rtr3 are ospf backbone routers connected via f/r
> 172.16.123.0/29 with rtr2 as the hub.
>
> rtr2 is also redistributing routes into igrp. Since igrp is classful, the
> subnet 172.16.123.0/29 is being summarized into a /24 with the command, "area
> 0 range 172.16.123.0 255.255.255.0" on rtr1, rtr2 and rtr3.
>
> On both rtr1 and rtr3, in the routing table there's the entry, o
> 172.16.123.0/24 is a summary ..... null 0",
>
> however, there's no such entry on rtr2.
>
> In addition, on rtr2, in the output of "show ip ospf" it has the following,
>
> Area Backbone (0)
> <text omitted>
> Area Ranges are
> 172.16.123.0/24 Passive Advertise
>
> Why is that? I want 172.16.123.0/24 to be advertised. In fact,
> 172.16.123.0/24 is being summarized so that it can be redistributed into igrp.
> Other subnets are being summarized and redistributed into igrp just fine.
> What needs to be done so that 172.16.123.0/24 is not "Passive Advertise"?
> I've been trying different things to fix this for hours, but without any
> success. Please end my misery and confusion.
>
> Thanks, Raj
>
>
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