For our network using Ubuntu 8.04, Sander Marechal's umountcifs script works when symlinked as K15umountcifs (i.e. the key is that it is called prior to K16dhcdbd).
$ sudo ln -s /etc/init.d/umountcifs /etc/rc0.d/K15umountcifs $ sudo ln -s /etc/init.d/umountcifs /etc/rc6.d/K15umountcifs
For our network using Ubuntu 8.04, Sander Marechal's umountcifs script works when symlinked as K15umountcifs (i.e. the key is that it is called prior to K16dhcdbd).
$ sudo ln -s /etc/init. d/umountcifs /etc/rc0. d/K15umountcifs d/umountcifs /etc/rc6. d/K15umountcifs
$ sudo ln -s /etc/init.