Danke, hätte ich auch drauf kommen können.... 
  
  
5.3 Use of Windows Server 
Windows Server Licenses are not required for the disaster recovery server if the following conditions are met: 
• The Hyper-V role within Windows Server is used to replicate OSEVirtual OSEs from the production server at a primary site to a disaster recovery server. 
• The disaster recovery server is used only to: 
o run hardware virtualization software, such as Hyper-V, 
o provide hardware virtualization services, 
o run software agents to manage the hardware virtualization software, 
o serve as a destination for replication, 
o receive replicated OSEVirtual OSEs, test failover, and await failover of the OSEVirtual OSEs, and 
o run disaster recovery workloads as described above. 
  
  
  
Wenn ich das richtig verstehe beinhaltet das alle Lizenzen...?