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List:       zebra
Subject:    [zebra 5906] Re: ospf aggregation does weird stuff?
From:       Toshiaki Takada <takada () zebra ! org>
Date:       2000-11-27 21:28:00
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Hi,

At Mon, 27 Nov 2000 21:04:41 +0100 (CET),
Lennert Buytenhek <buytenh@gnu.org> wrote:
> 
> 
> Hi,
> 
> I'm happily using zebra 0.89a on an area border router here, but there is
> one little thing that annoys me. When I try to aggregate the subnets
> 132.229.230.0/24 and 132.229.231.0/24 I advertise onto the backbone
> (132.229.8.0/24) into 132.229.230.0/23, I start getting this kind of
> stuff:
> 
> Nov 27 17:00:45 mathgate zebra[787]: ospf route delete 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:00:45 mathgate zebra[787]: ospf route add 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:00:45 mathgate zebra[787]: netlink_talk error: Invalid argument
> Nov 27 17:00:55 mathgate zebra[787]: ospf route delete 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:00:55 mathgate zebra[787]: ospf route add 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:00:55 mathgate zebra[787]: netlink_talk error: Invalid argument
> Nov 27 17:02:45 mathgate zebra[787]: ospf route delete 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:02:45 mathgate zebra[787]: ospf route add 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:02:45 mathgate zebra[787]: netlink_talk error: Invalid argument
> Nov 27 17:04:48 mathgate zebra[787]: ospf route delete 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:04:48 mathgate zebra[787]: ospf route add 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:04:48 mathgate zebra[787]: netlink_talk error: Invalid argument
> Nov 27 17:20:31 mathgate zebra[787]: ospf route delete 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:20:31 mathgate zebra[787]: ospf route add 132.229.230.0/23 via 127.0.0.1 ifindex 1
> Nov 27 17:20:31 mathgate zebra[787]: netlink_talk error: Invalid argument
> [ad infinitum]
> 
> I've turned off the aggregation for now, but is this good or bad? :-)

Would you mind to send me your config and ospfd.log?

> Another thing I noticed is that the LSA for the aggregate has ID
> 132.229.231.255.. is that's what the ID is supposed to be?

The ID is supposed to be networks's host bits set.

> OS is linux 2.2.17 with dozens of patches.
> 
> 
> cheers,
> Lennert

-- T.Takada

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