Using xfer to migrate mailboxes to a new server

Elver Loho elver.loho at
Mon Feb 15 09:58:40 EST 2010

On 15 February 2010 16:05, Simon Fraser <srf at> wrote:
> On Mon, 2010-02-15 at 15:25 +0200, Elver Loho wrote:
>> localhost.localdomain> xfer user.elver
>> xfermailbox: Server(s) unavailable to complete operation
> There should be a bit more information in the log, too. While debugging
> the authentication and permissions I found the error messages put into
> syslog were more helpful than the program output.
> I found setting it up to be relatively easy with 2.2.12/13, needing only
> changes to imapd.conf:
> allowusermoves: yes
> proxy_authname: cyrus
> proxy_password: cyrus's password
> I have "proxyservers: cyrus" set, too, but I must admit I'm not
> convinced that's necessary. The cyrus user is identical on both hosts.
> TLS wasn't enabled on the old server, but is enabled on the new.

Oddly enough, this actually "worked" in the sense that I didn't get an
error message, but nothing else happened either. When I tried it
again, it gave the "Server(s) unavailable" message once more.


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