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Cell Relay Retreat>MPLS WG Archive>month:2000-Sep> msg00474



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Any SPs using QoS ???

  • From: Ping Pan <pingpan@cs.columbia.edu>
  • Date: Thu, 28 Sep 2000 15:52:18 -0400
  • CC: mpls@UU.NET
  • X-Apparently-From: PingPPan@aol.com

Randy Bush wrote:
> 
> > My point was that even though major transit ISP's (Verio and UUnet) can
> > control link congestion and transit delay within their networks, can all
> > your customers (regional ISP's) provide the same level of service to end
> > users? If no, what can we do about it? One solution may be to create a
> > MPLS tunnel with bandwidth guarantees from one regional ISP over the
> > backbones to another regional ISP...
> 
> and this will manufacture bandwidth?  

No. But it can provide admission control: if there is a bandwidth
bottleneck somewhere, don't send the data, or multi-homing to another
provider. 

> and this will scale for a few thousand non-giant isps?

Maybe not with the current mechanism. ;-)

> 
> randy

--
Ping Pan         http://www.cs.columbia.edu/~pingpan