netdev - Re: [PATCH] iputils: ping by mark

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Sun, 18 Oct 2009 07:37:46 -0400
From:	jamal <hadi@...erus.ca>
To:	Maciej Żenczykowski <zenczykowski@...il.com>
Cc:	Rob.Townley@...il.com, YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>,
	netdev@...r.kernel.org
Subject: Re: [PATCH] iputils: ping by mark


On Sat, 2009-10-17 at 18:46 -0700, Maciej Żenczykowski wrote:
> Try it with a udp packet or a tcp connection - so_mark and ip rule
> fwmark only work for raw sockets (and maybe some other special cases),
> unless you're lucky and the ip(6)tables mangle module just happens to
> rerun the routing decision (because it mangles the packet in some
> other way...).

It works fine with tcp and udp and to emphasize: i have never seen it
broken.
Above you mention iptables - I dont use it and that maybe the missing
part in our discussion.
I should note though that rpf is broken with policy routing;-> Now that
you got me going on this, I will post a patch. 

cheers,
jamal

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html