Microsoft Office Communications Server 2007 R2 (OCS 2007 R2)服務器端
Microsoft Office Communicator 2007 R2 (OC 2007 R2)客戶端
Microsoft Office Communications Server 2007 R2 Group Chat server 組消息服務器端
Microsoft Office Communications Server 2007 R2, Group Chat Administration Tool 組消息管理工具
Microsoft Office Communications Server 2007 R2 Group Chat client 組消息客戶端
Microsoft Office Communications Server 2007 R2 Attendant 助理操作檯,客戶端
Office Communications Server 2007 R2 Attendant Training 助理操作檯學習文件
Microsoft Office Communicator Mobile 2007 R2 手機客戶端
Microsoft Unified Communications Managed API 2.0 SDK (32 bit)
Microsoft Unified Communications Managed API 2.0 SDK (64 bit)
Microsoft Office Communications Server 2007 R2 UCMA 2.0 Speech Language Packs