From: Suhail Mohiuddin suhail@comet.columbia.edu
To: lartc@vger.kernel.org
Subject: [LARTC] tc usage with filter priority
Date: Sun, 22 Oct 2000 17:11:55 +0000 [thread overview]
Message-ID: <marc-lartc-98373938216828@msgid-missing> (raw)
In-Reply-To: <marc-lartc-98373938216827@msgid-missing>
<PRE>Hi peter,
I can send you some pointers. these are really good documentations and you will
surely solve your problems with it. That's why i am not repeating the answers to
your queries here.
<A HREF="http://www.ibiblio.org/pub/Linux/docs/HOWTO/other-formats/html_single/Adv-Routing-HOWTO.html">http://www.ibiblio.org/pub/Linux/docs/HOWTO/other-formats/html_single/Adv-Routing-HOWTO.html</A>
<A HREF="http://cupid.suninternet.com/~kleptog/Packet-Shaping-HOWTO.html">http://cupid.suninternet.com/~kleptog/Packet-Shaping-HOWTO.html</A>
<A HREF="http://www.davin.ottawa.on.ca/ols">http://www.davin.ottawa.on.ca/ols</A>
<A HREF="http://defiant.coinet.com/iproute2">http://defiant.coinet.com/iproute2</A>
I hope that solves some of your problems.
Suhail
************************************************************
Suhail Mohiuddin
COMET Networking Research
Columbia University,
New York
USA
************************************************************
Peter Frischknecht wrote:
><i> I am bit confused on the use of tc and filters.
</I>><i> I have gotten the traffic shapping to work, but I just need more help in
</I>><i> subclassifying it.
</I>><i>
</I>><i> I need to prioritize certain protocol/port over a different one in the same
</I>><i> subnet.
</I>><i> Most examples show me how to allow for a certain IP address/range to have a
</I>><i> cap on its bandwidth.
</I>><i>
</I>><i> It seems that I have all of the tools, but what confuses me the most is that
</I>><i> I don't know how the filter goes about picking up a match.
</I>><i> In iptables, the match is made from top to bottom. As soon as a match is
</I>><i> made, the packet is dealt with. Is there a parallel application with tc?
</I>><i> There is some mention of hash tables...what are those for?
</I>><i> What about all of the different kinds of filter (u32, rsvp, route, fw)?
</I>><i> What are they for?
</I>><i>
</I>><i> Btw, my setup is similar to a campus LAN, if anybody has already tackled
</I>><i> this kind of environment, please let me know.
</I>><i> I envision 3 different classes of service.
</I>><i> 1 - General purpose web browsing (65% bandwidth, medium priority)
</I>><i> 2 - Real time applications - games, dialpad, etc. (10% bandwidth, high
</I>><i> priority)
</I>><i> 3 - Everything else. (25% bandwidth, low priority)
</I>><i>
</I>><i> I am using a cache server in transparent mode to help with the network
</I>><i> performance, but that is a side-note.
</I>><i> Has anyone created an environment like this?
</I>><i>
</I>><i> If anyone can point me to a good reference, I would be more than glad to
</I>><i> find the answer on my own. Fact is, that most of the material that I found
</I>><i> is a plain reference (<A HREF="http://snafu.freedom.org/linux2.2/iproute-notes.html">http://snafu.freedom.org/linux2.2/iproute-notes.html</A>)
</I>><i> or starter examples.
</I>><i>
</I>><i> Any help is greatly appreciated.
</I>><i>
</I>><i> Peter Frischknecht
</I>><i> Empowering Solutions, Inc.
</I>><i> <A HREF="http://www.empoweringsolutions.com">http://www.empoweringsolutions.com</A>
</I>><i> Phone: 864-6546544 x103
</I>><i> Fax: 864-6540022
</I>><i>
</I>><i> _______________________________________________
</I>><i> LARTC mailing list / <A HREF="mailto:LARTC@mailman.ds9a.nl">LARTC@mailman.ds9a.nl</A>
</I>><i> <A HREF="http://mailman.ds9a.nl/mailman/listinfo/lartc">http://mailman.ds9a.nl/mailman/listinfo/lartc</A> HOWTO: <A HREF="http://ds9a.nl/2.4Routing/">http://ds9a.nl/2.4Routing/</A>
</I>
</PRE>
prev parent reply other threads:[~2000-10-22 17:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-22 15:46 [LARTC] tc usage with filter priority Peter
2000-10-22 17:11 ` Suhail [this message]
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