netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Patrick McHardy <kaber@trash.net>
To: Eric Dumazet <eric.dumazet@gmail.com>,
	pablo@netfilter.org, netfilter-devel@vger.kernel.org,
	netdev@vger.kernel.org, mph@one.com, jesper.brouer@gmail.com,
	as@one.com
Subject: Re: [PATCH RFC 0/5] netfilter: implement netfilter SYN proxy
Date: Wed, 7 Aug 2013 23:24:10 +0200	[thread overview]
Message-ID: <20130807212410.GA22932@macbook.localnet> (raw)
In-Reply-To: <20130807210540.GE32257@order.stressinduktion.org>

On Wed, Aug 07, 2013 at 11:05:40PM +0200, Hannes Frederic Sowa wrote:
> On Wed, Aug 07, 2013 at 10:59:59PM +0200, Patrick McHardy wrote:
> > On Wed, Aug 07, 2013 at 11:06:06AM -0700, Eric Dumazet wrote:
> > > TCP timestamps are not really used, for various reasons ...
> > > 
> > > Have you taken a look at 
> > > 
> > > <http://lists.freebsd.org/pipermail/freebsd-net/2013-July/035999.html>
> > 
> > No, not yet, will have a look. Not sure what you mean by "TCP timestamps
> > are not really used" though. I might be biased by usually only looking at
> > Linux traffic, but I was under that impression that everyone is using
> > TCP timestamps nowadays?
> 
> We had a thread here on netdev:
> <http://thread.gmane.org/gmane.linux.network/275681/>
> 
> It seems, Windows stopped using tcp timestamps at least in windows 8 by
> default.

I see. Well, that seems to be a general problem with SYN cookies, I guess
in that case the encoding Linux uses should be changed. I'll have a closer
look at the changes proposed in that thread tommorrow.

  reply	other threads:[~2013-08-07 21:24 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-07 17:42 [PATCH RFC 0/5] netfilter: implement netfilter SYN proxy Patrick McHardy
2013-08-07 17:42 ` [PATCH 1/5] netfilter: nf_conntrack: make sequence number adjustments usuable without NAT Patrick McHardy
2013-08-07 20:02   ` Jesper Dangaard Brouer
2013-08-07 17:42 ` [PATCH 2/5] net: syncookies: export cookie_v4_init_sequence/cookie_v4_check Patrick McHardy
2013-08-07 20:03   ` Jesper Dangaard Brouer
2013-08-07 17:42 ` [PATCH 3/5] netfilter: add SYNPROXY core/target Patrick McHardy
2013-08-07 20:26   ` Jesper Dangaard Brouer
2013-08-07 20:56     ` Patrick McHardy
2013-08-08  6:22       ` Patrick McHardy
2013-08-08 15:07         ` Jesper Dangaard Brouer
2013-08-08  8:04       ` Jesper Dangaard Brouer
2013-08-08  8:24         ` Patrick McHardy
2013-08-07 22:11   ` Eric Dumazet
2013-08-07 23:37     ` Patrick McHardy
2013-08-08  6:34       ` Patrick McHardy
2013-08-07 17:42 ` [PATCH 4/5] net: syncookies: export cookie_v6_init_sequence/cookie_v6_check Patrick McHardy
2013-08-07 20:27   ` Jesper Dangaard Brouer
2013-08-07 17:42 ` [PATCH 5/5] netfilter: add IPv6 SYNPROXY target Patrick McHardy
2013-08-07 20:34   ` Jesper Dangaard Brouer
2013-08-07 20:57     ` Patrick McHardy
2013-08-07 18:06 ` [PATCH RFC 0/5] netfilter: implement netfilter SYN proxy Eric Dumazet
2013-08-07 20:59   ` Patrick McHardy
2013-08-07 21:05     ` Hannes Frederic Sowa
2013-08-07 21:24       ` Patrick McHardy [this message]
2013-08-07 21:39         ` Eric Dumazet
2013-08-07 23:40       ` David Miller
2013-08-08  0:04         ` Hannes Frederic Sowa
2013-08-08  0:13           ` Patrick McHardy
2013-08-09 13:55             ` Neal Cardwell

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20130807212410.GA22932@macbook.localnet \
    --to=kaber@trash.net \
    --cc=as@one.com \
    --cc=eric.dumazet@gmail.com \
    --cc=jesper.brouer@gmail.com \
    --cc=mph@one.com \
    --cc=netdev@vger.kernel.org \
    --cc=netfilter-devel@vger.kernel.org \
    --cc=pablo@netfilter.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).