> There is something to configure to ask dhclient to
> update also the gateway ?

Looking at the manual page for dhclient.conf, maybe something like:

  interface "le0" {
    request routers;
  }

would work.

J

-- 
  My other computer also runs NetBSD    /        Sailing at Newbiggin
        http://www.netbsd.org/        /   http://www.newbigginsailingclub.org/