From: David Coulson <david@davidcoulson.net>
To: Thomas Graf <tgraf@suug.ch>
Cc: "David S. Miller" <davem@davemloft.net>,
Herbert Xu <herbert@gondor.apana.org.au>,
kaber@trash.net, netdev@oss.sgi.com
Subject: Re: skb_checksum_help
Date: Mon, 24 Jan 2005 10:27:47 -0500 [thread overview]
Message-ID: <41F513F3.7000708@davidcoulson.net> (raw)
In-Reply-To: <20050124151510.GV23931@postel.suug.ch>
Thomas Graf wrote:
> After inspecting your iptables rule set I think it is a general UDP DNAT
> problem under some circumstances. Some defragmentation weirdness in
> prerouting might be invovled. It would definitely help to have a dump
> of a complete ip fragments sequence causing this bug but I can't tell
> what exactly is the cause just now so yes it might be a good idea to
> limit the dump to the above subnet and hope the dodgy traffic comes
> from the same subnet again.
cr1:~# tcpdump -nxxli vlan102 net 211.32.117.0/24 and port 53 > tcpdump.txt
I assume that 'xx' is sufficient to dump all of the packet/link
information we need?
David
--
David J. Coulson
email: david@davidcoulson.net
web: http://www.davidcoulson.net/
phone: (216) 920-3100 / (216) 258-4942
next prev parent reply other threads:[~2005-01-24 15:27 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <41F432BD.3000300@davidcoulson.net>
2005-01-24 0:32 ` skb_checksum_help Thomas Graf
2005-01-24 0:49 ` skb_checksum_help Patrick McHardy
2005-01-24 0:53 ` skb_checksum_help Thomas Graf
2005-01-24 1:31 ` skb_checksum_help Herbert Xu
2005-01-24 4:27 ` skb_checksum_help David S. Miller
2005-01-24 4:38 ` skb_checksum_help David S. Miller
2005-01-24 4:46 ` skb_checksum_help Patrick McHardy
2005-01-24 4:56 ` skb_checksum_help Herbert Xu
2005-01-24 5:07 ` skb_checksum_help Patrick McHardy
2005-01-24 12:22 ` skb_checksum_help Thomas Graf
2005-01-24 13:09 ` skb_checksum_help Patrick McHardy
2005-01-24 14:49 ` skb_checksum_help David Coulson
2005-01-24 12:16 ` skb_checksum_help Thomas Graf
2005-01-24 14:51 ` skb_checksum_help David Coulson
2005-01-24 15:15 ` skb_checksum_help Thomas Graf
2005-01-24 15:27 ` David Coulson [this message]
2005-01-24 22:54 ` skb_checksum_help Herbert Xu
2005-01-24 23:45 ` skb_checksum_help Thomas Graf
2005-01-25 0:07 ` skb_checksum_help Herbert Xu
2005-01-25 0:40 ` skb_checksum_help David S. Miller
2005-01-25 1:45 ` skb_checksum_help Thomas Graf
2005-01-25 1:48 ` skb_checksum_help Herbert Xu
2005-01-25 1:59 ` skb_checksum_help David Coulson
2005-01-25 2:07 ` skb_checksum_help Herbert Xu
2005-01-25 2:01 ` skb_checksum_help Thomas Graf
2005-01-25 2:03 ` skb_checksum_help David S. Miller
2005-01-25 2:24 ` skb_checksum_help Thomas Graf
2005-01-25 3:43 ` skb_checksum_help David S. Miller
2005-01-25 12:05 ` skb_checksum_help David Coulson
2005-01-25 14:33 ` skb_checksum_help Thomas Graf
2005-01-25 20:36 ` skb_checksum_help Thomas Graf
2005-01-25 20:48 ` skb_checksum_help Ben Greear
2005-01-25 21:15 ` skb_checksum_help Thomas Graf
2005-01-25 22:14 ` skb_checksum_help Ben Greear
2005-01-25 23:31 ` skb_checksum_help David S. Miller
2005-01-25 23:30 ` skb_checksum_help David S. Miller
2005-01-25 20:50 ` skb_checksum_help David S. Miller
2005-01-25 2:02 ` skb_checksum_help David S. Miller
2005-01-25 2:14 ` skb_checksum_help Herbert Xu
2005-01-25 11:23 ` skb_checksum_help Herbert Xu
2005-01-25 20:46 ` skb_checksum_help David S. Miller
2005-01-25 2:15 ` skb_checksum_help Patrick McHardy
2005-01-25 14:16 ` skb_checksum_help David Coulson
2005-01-24 1:31 ` skb_checksum_help David Coulson
2005-01-24 12:31 ` skb_checksum_help Thomas Graf
2005-01-24 14:25 ` skb_checksum_help David Coulson
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