asterisk users - Mar 2005 - Re: Message Waiting over a IAX trunk

asterisk-users-request@lists.digium.com is believed to have said: 
>I have Asterisk set up at 2 offices, connected via an IAX trunk. My delema
>is one person is always moving between offices. I have the dial plan set up
>to ring phones at both offices but his voicemail box is at office A. His
>phone at office A has the message indicator, however, he wants to also have
>the message indicator at office B. Has anyone figured out a way to set the
>phone registered at Office B to pick up the message waiting indicator from
>Office A voicemail over the trunk? 
If everything else fails, you send them to the second location by email
or a scriplet and use another scriplet to trim already read messages in
the 'other place'.

But may be there some less kludgy way to do this..

Aldo