Cognos Mobile- Connecting to Cloud- Best Practise.

[bp3965]

I am planning have Cognos Mobile with  Cloud as front end. So that internet users can come in from front end. This is reduce n/w bandwidth due to this arhitecture.
Can any one please help me to come up with a plan with interconnecion between IPC or Public Cloud with Cognos? What are the main thngs I need to keep in mind while deceding this architecture with Cloud? Please help! Please provide links and Documentation is any along with case Studies. I need to come up with some kind of architecture for the same.