Can murder be used for IMAP server migration?

[Gary Mills]

On Thu, Jan 04, 2007 at 07:47:54AM -0500, Ken Murchison wrote:
> Gary Mills wrote:
> >On Wed, Jan 03, 2007 at 08:18:15AM -0500, Ken Murchison wrote:
> >>Gary Mills wrote:
> >>>Can I use the old server as both a front end and one of the back ends
> >>>for a murder configuration, with the new server as the second back end?
> >>>Will that allow me to migrate mailboxes at my convenience?  How do I
> >>>prevent a port conflict between the IMAP server and the proxy on the
> >>>old server?
> >>You'll have to run the frontend + mupdate master on a separate machine.
> 
> >so the frontend has to run there.  Of course, the old IMAP server has
> >to run there too.  Is there not a way to have the old IMAP server listen
> >on different ports, so that only the frontend connects to it?  If not,
> >could it listen on a secondary IP address only?
> 
> It *might* make sense to upgrade the existing server to 2.3.x, since 
> imapd can both proxy and serve local mailboxes (a "unified" Murder).

Is there any documentation on how to configure and manage a unified
Murder?  I couldn't find anything in the 2.3.7 source that described
it.  In fact, the examples in the documentation still show the proxy
daemons, which no longer exist.

-- 
-Gary Mills-    -Unix Support-    -U of M Academic Computing and Networking-