LMTP tcp listener with auth?

[Stephan Bosch]

Op 12-9-2018 om 11:13 schreef Andreas Thienemann:
> I am wondering if it's possible to have a tcp listener for LMTP do 
> authentication and not accept any unauthenticated mail.
>
> My configuration looks like the following:
>
> service lmtp {
>   inet_listener lmtp {
>     address = 192.168.0.1 127.0.0.1
>     port = 24
>   }
> }
>
> This gives me a network reachable lmtp socket, but of course no 
> autentication. When reading the docs, it seems though that only userdb 
> lookup and no actual authentication is supported?
>
> Is that understanding correct?

LMTP currently does not support AUTH.

What is your use case? Most people hide LMTP behind a firewall, or don't 
expose it through TCP/IP in the first place.

Regards,

Stephan.