From: Brian Haley <brian.haley@hp.com>
To: David Stevens <dlstevens@us.ibm.com>
Cc: Vlad Yasevich <vladislav.yasevich@hp.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
netdev@vger.kernel.org, netdev-owner@vger.kernel.org
Subject: Re: multicast: bug or "feature"
Date: Fri, 19 Oct 2007 16:39:24 -0400 [thread overview]
Message-ID: <471915FC.1000604@hp.com> (raw)
In-Reply-To: <OFC9CC5B3C.F6B38A10-ON88257379.006F6FDE-88257379.006FE742@us.ibm.com>
Hi David,
David Stevens wrote:
> From looking at the code, it appears that validate
> source is failing just because of the rp_filter. Do you have
> rp_filter set to nonzero?
> If so, it may do what you want just by setting that
> to 0:
>
> sysctl -w net.ipv4.conf.all.rp_filter=0
rp_filter is set to zero, it's the "if (res.type != RTN_UNICAST)" check
in fib_validate_source() that's doing it. If I add a new
"accept_local_addr" sysctl to ipv4_devconf to allow RTN_LOCAL here,
everything works just fine. I just don't know how palatable that would
be to upstream...
-Brian
next prev parent reply other threads:[~2007-10-19 20:39 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-17 19:58 multicast: bug or "feature" Vlad Yasevich
2007-10-17 20:10 ` David Stevens
2007-10-17 20:23 ` Vlad Yasevich
2007-10-17 20:29 ` David Stevens
2007-10-17 21:25 ` Vlad Yasevich
2007-10-17 23:11 ` David Stevens
2007-10-18 1:20 ` Vlad Yasevich
[not found] ` <47166BD5.7090207@hp.com>
2007-10-17 20:19 ` Vlad Yasevich
2007-10-18 16:17 ` Vlad Yasevich
2007-10-19 11:43 ` Herbert Xu
2007-10-19 15:21 ` David Stevens
2007-10-19 16:49 ` Vlad Yasevich
2007-10-19 17:43 ` David Stevens
2007-10-19 18:43 ` Vlad Yasevich
2007-10-19 20:23 ` David Stevens
2007-10-19 20:39 ` Brian Haley [this message]
2007-10-19 21:25 ` David Stevens
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