Microsoft has released the following two hotfixes:

- Microsoft Office Communications Server 2007 R2 XMPP Gateway Hotfix KB 2404570
- Microsoft Office Communicator 2007 R2 Hotfix KB 2291453



Microsoft Office Communications Server 2007 R2 XMPP Gateway Hotfix KB 2404570

This download includes all available updates for Office Communications Server 2007 R2 XMPP Gateway.

Read more

Microsoft Office Communicator 2007 R2 Hotfix KB 2291453

This download contains an update for Microsoft Office Communicator 2007 R2.

Read more