download speed very fast.

Rettke, Brian Brian.Rettke at
Thu Mar 3 10:39:35 CST 2011

It's essentially a 2 token bucket system. We implement based on the rate plan given via our DHCP server for residential customers, but it can be implemented using QoS on any router. Most DHCP server platforms offer it, and it is written into the configuration file downloaded by a cable modem.


Brian A . Rettke

-----Original Message-----
From: Michael Proto [mailto:mike at]
Sent: Thursday, March 03, 2011 9:20 AM
To: Deric Kwok
Cc: nanog at
Subject: Re: download speed very fast.

On Thu, Mar 3, 2011 at 9:11 AM, Deric Kwok <deric.kwok2000 at> wrote:
> Hi all
> Do you know about sppedboost?
> Why it can suddenly burst to higher transfer rate from first 10M
> Can you share what equipment behinds to make it work?
> eg: cisco, juniper?
> Thank you so much

I don't know about hardware, but as I understand it from some
colleagues Speedboost uses a HFSC-based queuing mechanism on the


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