the following scenario
in Office Communications Server 2007 R2:
- The gateway
side of a
mediation server interacts with an Internet
Branch Exchange (PBX) that uses
the Microsoft Exchange Unified Messaging
for voice mail.
set of Office Communications Server users
set from the
set of IP-PBX users.
- When an Office Communicator user
makes a call to an
does not answer, the call is sent to the
Exchange Unified Messaging Service.
Exchange Unified Messaging Service returns
a 302 Redirect
message for the call. Then, the IP-PBX may send this
302 to the mediation server.
When the mediation server receives the 302 Redirect
message, the mediation server does not copy
from the 302 Redirect
message to the corresponding Invite that is triggered by the mediation server.
the Exchange Unified Messaging Service does not know the destination box for the Office Communicator user, the
To resolve this issue, apply the following update:
Description of the update package for Office Communications Server 2007 R2, Unified Communications Managed API 2.0 Core Redist 64-bit: July 2009
After you install this Hotfix package, the Mediation Server copies any Diversion
header or any
History-Info header that
are received in a 302 Redirect message
on its gateway
side to the triggered Invite that it sends on its gateway
Exchange Unified Messaging Service
receives the triggered Invite,
it knows the destination box.
has confirmed that this is a problem in the Microsoft products that are listed
in the "Applies to" section.
Article ID: 972720 - Last Review: July 28, 2009 - Revision: 1.0
- Microsoft Office Communications Server 2007 R2 Standard Edition
- Microsoft Office Communications Server 2007 R2 Enterprise Edition
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