Re: voice-adaptive FRTS

From: Pavlo Bykov (slidersv@gmail.com)
Date: Sat Aug 16 2008 - 16:18:42 ART


Hi. FRTS can improve performance of your LLQ when you enable fragmentation.
You don't need to actually fragment (e.g. set the fragment to 2000 bytes)
but that will create two virtual queues in the shaper - one for PRIORITY
traffic and one for NON-PRIORITY traffic, therefore reducing delay
experienced by voice traffic even more. Great feature of FRF.12 IMO.

But, as Frog said, it is not required.

On Sat, Aug 16, 2008 at 5:34 PM, Radioactive Frog <pbhatkoti@gmail.com>wrote:

> Specifically, do I need FRTS enabled on the main interface (DocCD doesn't
> mention such requirement)? Anything else I am missing? I'm asking because
> even when I'm sending a lot of traffic as defined in ACL101 (high
> priority),
> i don't see the adaptive shaping to be declared as "active", although
> packets are counted as delayed:
> --------------------------------------------------------------------------
>
> Hi Rado,
> your QoS looks okay. You don't need to enable FRTS. You are either use FRTS
> or class based shapping.
> the one u are using is the latest method while FRTS was there long before
> class based traffic shapping method was invented.
>
> cheers
> frog
> CCIE voice#21569
>
>
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