Re: Question about DV routing and link cost?

["Guo, Liang" <guol@cs.bu.edu>]

On Mon, 6 Dec 1999, K Sun wrote:

> Hello,
> 
>     I would like to see DV routing dynamically alters routes between 
> deferent pairs of nodes. In my case, I would not like to 
> disable any links. I hope DV rouing can re-compute the routes between 
> each pair of nodes after I change the costs of links. It seems there is 
> no expected effect appearing. The original routes have been kept.

You have to specify the preference_ of DV routing to be less than
that of Direct routing (default 100), otherwise the router will always
choose route from Direct Agent. Actually DV routing can handle the
case of cost-changing, but you have to specify the link cost
by calling "link ... cost xxx".

Guo, Liang.