Question about Cyrus Murder

Michael Menge michael.menge at
Wed Mar 23 04:13:19 EDT 2011


Quoting Andrew Morgan <morgan at>:

> On Tue, 22 Mar 2011, Milos Zupancic wrote:
>> Hi,
>> I have a general question if this setup is an option.
>> We have a cyrus murder setup with 2 backends, 1 mupdate, and 2 frontservers
>> (servers are within our LAN). Everything is working as it should.
>> For external mail access we atm use a webmail solution.
>> Some of our employees would still like to use a imap access instead of
>> webmail. Now the question is, is there a way that i could set up an
>> additional
>> external frontend (outside of our LAN) server and in some way connect it to
>> the existing mupdate and backend.
>> What ports would I need to forward (3905 tcp - mupdate ....) in order to
>> make this working, what options to enable or disable.
> Sure, that will work fine.  The frontend needs to be able to connect to
> the backends on the imap and imaps ports and the mupdate server on the
> mupdate port.

You need to disaable mailbox referrals.
See proxyd_disable_mailbox_referrals in imapd.conf manpage

M.Menge                                Tel.: (49) 7071/29-70316
Universität Tübingen                   Fax.: (49) 7071/29-5912
Zentrum für Datenverarbeitung          mail:  
michael.menge at
Wächterstraße 76
72074 Tübingen
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