Routes not deleted after link down
Michal Vanco
vanco at satro.sk
Sat Jun 18 20:04:51 GMT 2005
On Saturday 18 June 2005 20:48, Chuck Swiger wrote:
> Michal Vanco wrote:
> > i discovered that routes are not deleted from routing table after
> > link on interface goes down. For example:
>
> [ ... ]
>
> > Should't all routes via bge0 be deleted after link on bge0 goes down?
>
> Maybe. If the system was not going to be reconnected to that network
> anytime soon, it would be a good idea. On the other hand, if the link down
> was due to a transient failure of a wireless connection, which will be back
> up in a second or two, it's much better not to drop the route and kill any
> open connections.
hmm ... this approach is may be appropriate for deskop instalation. what about
internet router? shouldn't "fast convergence" be better in this case? imagine
two links connected to the same router with different metrics. if first of
them goes down, the second never gets used in this case.
michal
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