[Samba] Winbind type email

[Holger Krull]

> Sorry to post this hugely off-topic, but i have no clue where to start. 
> We are looking to replace an Exchange server with something with less 
> licencing issues, is there a way to use windbind (or winbind-ish 
> behaviour) for an email server (ie users authenticate through winbind to 
> log on to imap server etc).

cyrus sasl mechanism can be used. Look at option ntlm_server.
exim can send ntlm auth too, but doesn't forwad it to another server