Here is a lengthy article on securing a wireless network with VPN. http://nhaggin.freeshell.org/wireless-vpn-howto/ It could probably be adapted.
-=*solved*=- I do not know what may come from this but my problem was solved by editing /etc/defalut/saslauthd. I changed MECHANISMS="pam"...
I have 2 users created with ispconfig, xxxxxxxx and xxxx with emails of steve and test. I have tried the following combinations for each user...
I have installed as per Perfect Setup Debian 3.1 (Danke, Falko), substituting Dovecot. I installed Squirrelmail and now have it working....
Separate names with a comma.