Re: TE REQ - Dynamic Adjustment of Scheduler Parameters

[Jim Boyle <jboyle@pdnets.com>]

Yes, when one can reasonably assume a ratio, then one could put both into
one E-LSP!

see thread index of http://psg.com/lists/te-wg/te-wg.2001/msg00279.html
for some discussion on this.

Jim

On Fri, 22 Feb 2002, Nabil Seddigh wrote:

>
> I just read v03 of the DS-TE requirements draft and had a
> comment regarding section 3.6. This section talks about dynamically
> adjusting scheduler parameters based on signaled traffic parameters.
>
> The concern relates to the case where class-types (CT) are used to
> aggregate multiple classes or OAs. In this case, the signalled
> traffic parameters for a single CT may cover traffic that is treated
> by 2 different PSCs: AF1x and AF2x. This raises the question
> of how to adjust the separate queue parameters for AF1x and AF2x.
>
> The only way that I can think of tackling this problem is through
> some pre-set ratio. Thus, the LSR would assume that y% of traffic
> for CT1 is AF1x and (1-y)% is AF2x! If three classes are combined
> into 1 CT then 2 different parameters y1 and y2 are required.
> In this case, it is desirable that "y" be a user configurable
> parameter and not hard-coded.
>
> I suggest that this section needs some kind of discussion
> on the above and the addition of the user-configurable parameter.
>
> Thoughts?
>
> ---
> Best
> Nabil Seddigh
> nseddigh@tropicnetworks.com
>