OpenNMS ServiceNow Plugin

Integrate OpenNMS with ServiceNow to bridge network monitoring and IT service management.

Features

Feature Description

Event Forwarding

Forward OpenNMS events to ServiceNow Event Management in real time.

Alarm Forwarding

Forward OpenNMS alarms with automatic deduplication and correlation via message_key.

Incident Management

Create, update, and resolve ServiceNow incidents directly from OpenNMS alarms.

CMDB Import

Import configuration items from the ServiceNow CMDB into OpenNMS.

Prerequisites

  • OpenNMS Meridian 2024 or later

  • A ServiceNow instance with:

    • Base ITSM — for incident management and CMDB import

    • ITOM Event Management — for event and alarm forwarding

ServiceNow APIs Used

The plugin uses standard ServiceNow APIs. No additional paid plugins are required from the ServiceNow Store.

Feature ServiceNow API Endpoint

Events / Alarms

Event Web Service

/api/global/em/jsonv2

Tickets

Incident Table API

/api/now/table/incident

CMDB Import

CMDB Table API

/api/now/table/cmdb_ci