[cisco-bba] To Shape or Police DSL Subscribers ??
Arie Vayner
arievayner at gmail.com
Mon Sep 7 03:01:47 EDT 2009
Andy,
One thing about shaping is that it takes more resources (mainly CPU) from
the router.
What kind of a router is that?
Arie
On Mon, Sep 7, 2009 at 9:41 AM, Andy Saykao <
andy.saykao at staff.netspace.net.au> wrote:
> Hi All,
>
> Is it better to shape or police DSL subscribers that have exceeded their
> quota or does it not matter which method you choose? We are currently
> using CoA with policing but I've been asked to investigate whether we should
> look at shaping instead of policing. My testing reveals that policing is
> more bursty as seen below.
>
> *** Example with Policing ***
>
> policy-map POLICE-TEST
> class class-default
> police 48000 9000 18000 conform-action transmit exceed-action
> drop violate-action drop
>
> Using: cisco-avpair = "ip:sub-qos-policy-out=POLICE-TEST"
>
> Download speeds fluctuate between 5.2 - 7.6KB/sec. More bursty.
>
> *** Example with Shaping ***
>
> policy-map SHAPE-TEST
> class class-default
> shape average 48000
> Using: cisco-avpair = "ip:sub-qos-policy-out=SHAPE-TEST"
>
> Download speeds remain at constant 5.6KB/sec. Very little bursting.
>
> Any pro's and con's to either method???
>
> Thanks.
>
> Andy
>
> This email and any files transmitted with it are confidential and intended
> solely for the use of the individual or entity to whom they are addressed.
> Please notify the sender immediately by email if you have received this
> email by mistake and delete this email from your system. Please note that
> any views or opinions presented in this email are solely those of the author
> and do not necessarily represent those of the organisation. Finally, the
> recipient should check this email and any attachments for the presence of
> viruses. The organisation accepts no liability for any damage caused by any
> virus transmitted by this email.
>
> _______________________________________________
> cisco-bba mailing list
> cisco-bba at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-bba
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://puck.nether.net/pipermail/cisco-bba/attachments/20090907/864d7569/attachment.html>
More information about the cisco-bba
mailing list