[e2e] Answer to Dave Reed Re: Fwd: Re: Question the other way round:

sthaug@nethelp.no sthaug at nethelp.no
Wed Nov 27 21:17:01 PST 2013

> Another issue is that QoS is often achieved at layer 2, hence most of
> the work is done at the ATM, cell relay, frame relay, MLPS .... level,
> is there really that much work done at the IP layer or higher?

In our case, QoS is normally configured at L3, at the network edge.
*Queuing* often takes place at L2 (MPLS) in the core of the network,
but there is of course also queuing at the edge.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no

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