>ppp0.pp.megabaud.fi (192.89.182.128) at (incomplete)
>
>/etc/ppp/ip-down
>#!/bin/sh
>route delete $5
>arp -d $5
>did'nt help a bit. (Hmhm, actually it wasnt executable, so it might work)

And arp -d is only for the super-user!
Maybe an ip-up with arp -s hostname ether_addr temp or pub helps??

ether_addr can be found with arp -a on another machine or in the
"startup-messages".
~n