IBM® Global High Availability Mailbox architecture

Global Mailbox requires multiple components such as Sterling B2B Integrator, WebSphere® MQ, Apache Cassandra, Apache ZooKeeper, load balancers, and so on.

The following diagram represents one suggested topology for Global Mailbox with a two data center setup. Each component, the role they play in the Global Mailbox system, and their installation is explained in the following topics.

Components and setup are required for a two data center system.

Attention: Global Mailbox installation involves multiple components. You must read all the topics in the Planning your installation and Preparing for installation sections carefully before proceeding with the installation.