[LARTC] need a help:EDP discipline implementation

[LARTC] need a help:EDP discipline implementation

[alouini khalif]

 I 'm working in project that consists in
> implementation of a multimedia  extension over IP.
> I set up informations about MPEG Video on the IP
> option fields.
> I want to use this information , in the router side,
> to implemente a EPD (early packet discart) approche.
> The EPD approche consists in the following :
> 
> -it is based on the data unit information, a data
> unit
> may be fragmentated into many IP packet (number of
> packet per data unit is varaible)
> - when we reatch a limit in the queue,we will reject
> a
> packet that belongs to a new unit and we accept only
> a
> packet that belong to an old unit (with is already
> enqueued)
> 
> this approche, is taked from ATM world, : ip packet
> is
> fragmentated into many cell, then if we have to
> reject
> one cell we must do this for all cells that belong
> to
> the same packet (a unit here is a packet)
> 
> my question is how can i used the traffic control
> implemented on linux to do that, i'm working with
> red
> hat 7.2 .
> if you have any idea, or you dindn't understand me
> please send me a mail
> 
> thanks in advance


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Re: [LARTC] need a help:EDP discipline implementation

[Martin Devera]

look at one simple qdisc (tbf, red) copy and extend
to your algorithm ...

On Wed, 22 May 2002, [iso-8859-1] alouini khalif wrote:

>  I 'm working in project that consists in
> > implementation of a multimedia  extension over IP.
> > I set up informations about MPEG Video on the IP
> > option fields.
> > I want to use this information , in the router side,
> > to implemente a EPD (early packet discart) approche.
> > The EPD approche consists in the following :
> >
> > -it is based on the data unit information, a data
> > unit
> > may be fragmentated into many IP packet (number of
> > packet per data unit is varaible)
> > - when we reatch a limit in the queue,we will reject
> > a
> > packet that belongs to a new unit and we accept only
> > a
> > packet that belong to an old unit (with is already
> > enqueued)
> >
> > this approche, is taked from ATM world, : ip packet
> > is
> > fragmentated into many cell, then if we have to
> > reject
> > one cell we must do this for all cells that belong
> > to
> > the same packet (a unit here is a packet)
> >
> > my question is how can i used the traffic control
> > implemented on linux to do that, i'm working with
> > red
> > hat 7.2 .
> > if you have any idea, or you dindn't understand me
> > please send me a mail
> >
> > thanks in advance
>
>
> ___________________________________________________________
> Do You Yahoo!? -- Une adresse @yahoo.fr gratuite et en français !
> Yahoo! Mail : http://fr.mail.yahoo.com
> _______________________________________________
> LARTC mailing list / LARTC@mailman.ds9a.nl
> http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/
>
>

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