denying loggins

[Jonathan Hutchins]

----- Original Message -----
From: "Dale Herring" <dale_n_ks at yahoo.com>

> Even with a shell of /bin/false or /dev/null they are
> still able to connect to the modems. Just not able to
> get a shell. I want to prevent them from connecting
> with that login completely. Basically I give some
> users two logins. One to connect with and the other is
> a usable second e-mail. I want them to be able to get
> the e-mail but not connect to the modem with the
> second username.

Forgive my denseness, but how are they connecting to get the e-mail if
they're not connecting with the modem?