Modems and external dialers.

[Ethan Dicks]

On Tue, Jun 4, 2019 at 10:57 PM Phil Budne via cctalk
<cctalk at classiccmp.org> wrote:
> See the v6 dn (IV) man page:
>
> http://man.cat-v.org/unix-6th/4/dn
>
> NAME
>      dn - DN-11 ACU interface

The DN11 is a Unibus interface that drives an 801 ACU with a parallel
connection.  I hadn't remembered it until you mentioned it (we never
had one at Software Results).  DN11 docs are on Bitsavers.

Good catch.

-ethan