Re: Shaping traffic on heavily oversubscribed links?

[Justin Schoeman <justin@xxxxxxxxxxxxxxx>]

Thanks everybody for your advice... This is going to be an interesting 
one to try and solve ;-).

-justin

Justin Schoeman wrote:
> Hi all,
>
> I am having some fun with traffic shaping, and have run into an 
> interesting situation.  Here is South Africa, most internet links are 
> heavily oversubscribed, which means that in most cases the local link is 
> _not_ the bottleneck, and shaping on the local link does not help that 
> much...
>
> Does anybody have some tips on shaping such links?  How can you get 
> interractive traffic if you don't know how much bandwidth to reserve for 
> it? How can you give fair access to a link if you don't know what the 
> link capacity is?
>
> Are there perhaps some tools to monitor retransmissions to try and 
> determine congestion levels, and from that adjust shaped bandwidth?
>
> Am I perhaps missing something simple in this scenario?
>
> Thanks!
> -justin
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