There is still a per-CPU license, and whoever controls the branch office architecture controls the overall architecture. Cisco has made it clear they will enter the market and IBM will roll something out. Some things will be built into Windows. Microsoft is pushing the appliance vendors to use Longhorn instead of Linux or Unix.  -   Joe Skorupa     Quotes
There is still a per-CPU license, and whoever controls the branch office architecture controls the overall architecture. Cisco has made it clear they will enter the market and IBM will roll something out. Some things will be built into Windows. Microsoft is pushing the appliance vendors to use Longhorn instead of Linux or Unix. Joe Skorupa