From: Herbert Xu <herbert@gondor.apana.org.au>
To: Lin Ming <minggr@gmail.com>
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH] bridge: don't flood multicast packets if no snooping entry
Date: Fri, 12 Oct 2012 09:48:52 +0800 [thread overview]
Message-ID: <20121012014852.GA17025@gondor.apana.org.au> (raw)
In-Reply-To: <1350004643-3786-1-git-send-email-minggr@gmail.com>
On Fri, Oct 12, 2012 at 09:17:23AM +0800, Lin Ming wrote:
> From: Lin Ming <mlin@ss.pku.edu.cn>
>
> Currently, multicast packets will be flood even if there is no
> mutlicast snooping entry attached to port.
>
> With IGMP snooping enabled, we should stop sending multicast packets
> if there is no member joined.
Hmm, the default is deliberately this way so that we don't disrupt
traffic when we boot up. If you want to stop flooding unknown groups
by default you have to make it an option.
Cheers,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2012-10-12 1:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-12 1:17 [PATCH] bridge: don't flood multicast packets if no snooping entry Lin Ming
2012-10-12 1:48 ` Herbert Xu [this message]
2012-10-12 2:14 ` Lin Ming
2012-10-12 2:27 ` Herbert Xu
2012-10-12 5:19 ` Lin Ming
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=20121012014852.GA17025@gondor.apana.org.au \
--to=herbert@gondor.apana.org.au \
--cc=minggr@gmail.com \
--cc=netdev@vger.kernel.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