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Date: Sat, 31 Mar 2012 20:56:33 +0200
From: Reeted <reeted@shiftmail.org>
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Subject: Re: [Qemu-devel] Bug(?): Can't unset vnc password (v1.0)
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To: "Daniel P. Berrange" <berrange@redhat.com>
Cc: qemu-devel@nongnu.org

On 03/30/12 16:00, Daniel P. Berrange wrote:
> On Fri, Mar 30, 2012 at 03:57:15PM +0200, Reeted wrote:
>> In qemu-kvm 1.0 (from ubuntu Precise) I don't seem to be able to
>> UNSET the vnc password once it has been set via qemu monitor.
>> I can set it to "" which is empty password, but a VNC client
>> connecting still asks to enter a password.....
> QEMU must *not* change the VNC authentication method as a side effect of
> setting a password.

Well, then there is the opposite bug:

If you start qemu with no vnc password set (client enters without 
authentication), then you set a vnc password via qemu-monitor, now the 
client needs password authentication. Can you confirm this is not the 
intended behaviour?