From: Michal Kubecek <mkubecek@suse.cz>
To: 叶雨飞 <sunyucong@gmail.com>
Cc: "netfilter@vger.kernel.org" <netfilter@vger.kernel.org>
Subject: Re: UDP fragments , legitimate ?
Date: Mon, 17 Dec 2012 11:04:16 +0100 [thread overview]
Message-ID: <20121217100416.GA4858@lion> (raw)
In-Reply-To: <CAJygYd1+1W7HqokAwgD2hi+ixeor+Eesz6BetbB-cScgsmd7NQ@mail.gmail.com>
On Fri, Dec 14, 2012 at 12:06:12PM -0800, 叶雨飞 wrote:
>
> Is there legitimate use of UDP fragments in the wild? have you seen
> commonly used application sending/receving UDP packets that is large
> than MTU ? Is it safe to assume such traffic is nothing but dumb
> attacks?
About one year ago I've seen (fragmented) aproximately 3KB packets of
JXTA protocol. But I have no idea how JXTA works so I don't know whether
this size is normal or just a result of their configuration.
Michal Kubecek
next prev parent reply other threads:[~2012-12-17 10:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-14 20:06 UDP fragments , legitimate ? 叶雨飞
2012-12-14 21:00 ` Brad Silva
2012-12-15 1:31 ` Amos Jeffries
2012-12-17 10:04 ` Michal Kubecek [this message]
2012-12-17 21:27 ` Eliezer Croitoru
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