Re: [bwm-tools-tech] Feature Request

[Giang Hu <fre...@gm...>]

Hi Andrew Niemantsverdriet,

A web proxy could helps you, I think ;-)

On 6/30/05, Andrew Niemantsverdriet <and...@gm...> wrote:
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> Hi,
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> On 6/29/05, Giang Hu <fre...@gm...> wrote:
> > Hi Andrew Niemantsverdriet,
> >
> >
> > On 6/30/05, Andrew Niemantsverdriet < and...@gm...> wrote:
> > > Hi,
> > >
> > > On 6/28/05, Nigel Kukard < nk...@lb...> wrote:
> > > > Hi Andrew,
> > > >
> > > >
> > > > Andrew Niemantsverdriet wrote:
> > > >
> > > > >Is it possible to have the burst set for a period of time? Like I=
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> want
> > > > >to allow people to burst for 60 or so seconds and then get lowered
> > > > >down to their set speed even if the pipe is not full. If not that=
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> is a
> > > > >feature that I would like to see some day.
> > > > >
> > > > >
> > > > Hrmm, I think this is impossible for the following reason.
> > > >
> > > > Say user exceeds his bandwidth by 150%, after 60s you down his spee=
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> to
> > > > 100% of his allowed rate, his speed them drops to 90% of his=20
> allowable
> > > > rate, then increases again.
> > > >
> > > > 1. How will you know when to start the 60s timeout? When he hits=20
> 100%?
> > > > what about drops in speed because of latency?
> > > >
> > > > 2. If you start the 60s timeout each time his usage hits 100% and=
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> drop
> > > > it after 60s, it could drop below 100% then rise again, triggering=
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> the
> > > > 60s timeout.
> > > >
> > > > 3. You could however have a grace period of say 1hr, after which he=
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> can
> > > > burst again for 60s?
> > > >
> > >
> > > This is what I was thinking. Since most of traffic at least on my
> > > network is web browsing and there for very bursty type traffic.
> > > However people still do download stuff I don't want them to download
> > > at the burst rate. So a person gets to burst for 60 seconds if after
> > > that 60 seconds they are still using 100% of their allocated bandwidt=
h
> > > they enter a penalty period for a hour or so once they are in the
> > > penalty period no bursting any longer just a hard set rate. After the=
y
> > > get out of the penalty period they are again allowed to burst until
> > > they hit 100% for 60secs then back to the penalty box.
> >
> > I have few comments:
> > 1. Its not easy to implement limitation to individual user traffic.=20
> AFAIK,
> > current bwmd could only limit whole traffic.
> > 2. Whats benifit you may gain from idea? Why dont you set burst rate to
> > user rate?
> > User does not gain much from 60s download except big huge bandwidth ;)
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> Mostly it is to benifit my network. I have mainly wireless customers
> and the time that the customers "use the air" is at a preiumim. So if
> I can provide fast speed for general browsing and then let downloads
> run at a slower speed it will allow more air time for other clients.
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> > > > I don't understand how a 60s timeout could be implemented even if i=
t
> > > > were possible, if anyone can come up with a solution I'm more than
> > > > willing to listen.
> > >
> > > I have no idea on how to implement this just an idea on how it should
> > work.
> >
> > Could you implement your idea? I have few sugestion:
> > 1. Add two field: lock_rate to traffic data
> > 2. Change traffic rate checking to check lock_rate
> > if (lock_rate < user_rate)
> > go as normal
> > else
> > limit to lock_rate
> > 3. Create a timer to check traffic rate (hardest).
> >
> > Just a thought,
> > Giang Hu
> >
> > > > ;-)
> > > >
> > > >
> > > > Kind regards
> > > > Nigel
> > > >
> > >
> > > Thanks,
> > > _
> > > /-\ ndrew
> > >
> >
> >
> > --
> > You are in control of your own wonderful life :)
> >
> Thanks for the suggestions!
> --
> _
> /-\ ndrew
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--=20
You are in control of your own wonderful life :)