Steven M. Bellovin wrote:

> 
> Don't enable ttyE0 and console.
> 
> Here's the start of mine:
> 
> #
> #       from: @(#)ttys  5.1 (Berkeley) 4/17/89
> #       $NetBSD: ttys,v 1.15 2002/02/17 21:04:31 tron Exp $
> #
> # name  getty                           type    status          comments
> #
> console "/usr/libexec/getty Pc"         vt100   on secure
> ttyE0   "/usr/libexec/getty Pc"         vt220   off secure
> ttyE1   "/usr/libexec/getty Pc"         vt220   on secure


I did that, ut after booting the consoles are not active and there are error 
messages:

... getty[219]: /dev/ttyE1: Device not configured

the messages are repeated for ttyE1..E3 (which are enabled in /etc/ttys, and 
exist as devices in /dev)


-- 
Every sufficiently advanced magic is indistinguishable from technology
    - Arthur C Anticlarke