Microsoft BizTalk Server 2013 R2 Standard - buy-out fee - 2 cores

BizTalk Server (BTS) is Microsoft's integration and connectivity server solution. A mature product on its eighth release, BizTalk Server 2013 R2 helps your organization more easily connect disparate systems. With more than 25 adapters and a robust messaging infrastructure, BizTalk Server provides connectivity between core systems both inside and outside your organization.