how to enable TLs encryption only ?

[JOYDEEP]

Olaf Fraczyk wrote:
>>
>>     
> I mean that if you want to force encryption on users you need to use
> imaps. 
> If you have imap + TLS it is up to the client to decide if it wants to
> upgrade the "clear text" connection to TLS.
> Disabling imap disallows connection of clients and sending clear text
> passwords on the wire :)
> You may consider (not technically 100% accurate):
> imaps=imap+TLS_always_on.
>   

OK and what about the tls entries I have added in main.cf ?
should I disable those ?

> And Carsten has already shown you how to enable imaps in imapd.conf.
>
> Hope it makes things more clear ;)
>
> Regards,
>
> Olaf
>