Mail User Agent?

[azurit at pobox.sk]

Citát Joseph Tam <jtam.home at gmail.com>:

> Axel Luttgens writes:
>
>>> Le 1 f?vr. 2016 ? 17:50, absolutely_free at libero.it a ?crit :
>>>
>>> Hi,is there a way to log which MUA is being used from an user?
>>> # dovecot  --version2.0.9
>>> Thank you
>>
>> Unless I missed some recent changes, neither POP nor IMAP protocols
>> make provisions for having the client to send such info. As a  
>> result, dovecot does not have that info.
>
> I regularly get such info in my logs e.g.
>
> 	Feb  1 14:10:45 server dovecot: imap(user): ID sent: name=iPhone  
> Mail, version=12F70,
> 		os=iOS, os-version=8.3 (12F70)
>
> Only for IMAP (ID extension?).




How this ID extension can be enabled in Dovecot? From which version is  
it supported?