[Dovecot] Limit access to dovecot by domains?

David Ford david at blue-labs.org
Wed Oct 13 10:28:55 EEST 2010


 use the connect-acl script at
http://www.linux.org.py/wiki/howto/dovecot_connect_acl

or, the post-login script at http://wiki.dovecot.org/PostLoginScripting

(side note, http://spameatingmonkey.com/ Geo blacklist, for similar
reasons but blocking outsider countries like oh say, china users that
like to brute force)

On 10/13/2010 03:08 AM, Jobst Schmalenbach wrote:
> Hi.
>
> Is there any way to limit access to dovecot by domains.
>
> I only need to give access to a well known set of domains, all from 
> Australia and all networks are known and used either from people
> at home or mobile access (phones, laptops etc).
>
> iptables is not possible as e.g. OPTUS does not give away all of the 
> networks mobile phones are connected to. I know some, but not all.
>
> It would be much nicer and easier to allow 
>
>   optusnet.com.au
>   bigpond.com.au
>   tpg.com.au
>
> and I have given 100% of our users access.
>
>
> I know there is an extra field called "allow_nets", I tried this
> and failed. I did a search and found that this only works with SQL?
>
>
> Maybe I could include a script that would check the reverse DNS record
> of a connected IP and then I could filter?????
>
>
> Jobst
>
>
>
>
>


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