OpenNMS Meridian
A basic Meridian deployment installs and configures the core software, which includes PostgreSQL, REST endpoints, monitoring functions, provisioning, and the web interface. It also includes a set of daemons for specific network management use cases.
![Architecture diagram displaying the components of a basic Meridian deployment and their relationships](../_images/deployment/core/opennms-arch.png)
Figure 1. Basic Meridian deployment architecture diagram
For more information about Meridian architecture, see Welcome to the Meridian Documentation.