| Subject | English | German |
| comp., MS | Enterprise Edition pool | Enterprise Edition-Pool (One or more computers running Office Communciations Server Enterprise Edition, that share user data through a common back-end SQL database) |
| comp., MS | Enterprise Edition pool, consolidated configuration A configuration where IIS and all internal conferencing, IM, and presence services, except the back-end database, are collocated on the Front End Servers. The back-end database is hosted on a separate server running SQL Server | Enterprise Edition-Pool (konsolidierte Konfiguration) |
| comp., MS | Enterprise Edition pool, expanded configuration A configuration including separate servers for IIS, Front End, A/V Conferencing, Web Conferencing, and SQL Server. Note that in all configurations, IM Conferencing (group IM) and Telephony Conferencing Servcies are always collocated on the Front End server | Enterprise Edition-Pool (verteilte Konfiguration) |