[Dovecot] Special user

[Daniel L. Miller]

Mark Sapiro wrote:
> On 11:59 AM, Daniel L. Miller wrote:
>   
>> I want to have a valid username/password for an account for sending
>> purposes - but when receiving this is an alias that broadcasts to
>> several users.
>>
>> Example:  accountspayable at mydomain.com - is an alias for
>> jane at mydomain.com, june at mydomain.com, and john at mydomain.com.  However -
>> any mails sent (from a particular client software) should all only show
>> "accountspayable" as the sender.
>>
>> How would I implement this?  I'm asking here because Dovecot serves as
>> the authentication mechanism for my SMTP server (Postfix) via LDAP lookups.
>>     
>
>
> I would do this with a Mailman mailing list (of course I'm a Mailman
> developer, and as they say, when your only tool is a hammer, everything
> looks like a nail - YMMV)
>
> If you had Mailman installed you just set up your
> accountspayable at mydomain.com list as a Mailman 'anonymous' list. Then
> any mail to accountspayable at mydomain.com is distributed to the list
> members From: accountspayable at mydomain.com.
>   
Thanks - but that wasn't my question.  I already have the distribution 
side solved via simple alias expansion.  The question is - and I'm 
probably overthinking this as usual - can I setup a user account for 
SMTP authentication purposes, which does not let me log in for IMAP/POP3 
use?

-- 
Daniel