Architecture selection

Let's look at how these candidate architecture technologies stack up against each other. We can break down the primary benefits and risks of each choice as follows:

BizTalk Server 2010 with ESB Toolkit 2.1
Benefits High-throughput application Proven deployments Expertise available in core BizTalk platform Existing components meet many requirements Enterprise-class hosting infrastructure	Risks Management may view this as an ESB in a box Limited proven expertise available on the ESB Toolkit Ongoing support for ESB Toolkit, which is not officially part of the product
Windows Server AppFabric
Benefits Simple deployment and management model Built on top of Windows Workflow 4 Expands on existing .NET development capabilities	Risks Requires implementation of complicated custom components No proven deployments using Message Bus pattern on this platform Reinventing the wheel may not add value to the organization Monitoring and tracking database functionality

A key...