Using link congestion to control routing updates
Alec H. Peterson
ahp at hilander.com
Thu Dec 19 18:20:22 UTC 2002
--On Thursday, December 19, 2002 12:10 -0500 David Scott Olverson
<olverson at fas.harvard.edu> wrote:
>
> Hello all,
>
> I was wondering if anyone was aware of a way to use the congestion
> of a network link to control the routing update. For example if I have a
> very small link that gets congested, I may want the router to withhold a
> routing update until link congestion falls below a certain threshold like
> 60% of bandwidth. Is anyone aware of anything like this available today
> or a technique that might accomplish something similar? You can contact
> me off list if this topic isn't germane.
Route flap is bad. Something like this would introduce a huge amount of
route flap, and would probably just end up causing congestion ossilation.
As far as I know there is nothing to do this in the 'common' routers
(cisco, Juniper).
Alec
--
Alec H. Peterson -- ahp at hilander.com
Chief Technology Officer
Catbird Networks, http://www.catbird.com
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