---
sourceDocument: Australia Governance, Risk, and Compliance
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/governance-risk-compliance

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia Governance, Risk, and Compliance

ft:clusterId :

    - grc

bundleId :

    - grc

workflow :

    - Technology


---

# Service (CMDB) Main node configuration

# Service (CMDB) Main node configuration {#ariaid-title1}

* Release version: Australia
* 
* Updated March 12, 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

The Service (CMDB) Main node configuration defines the relationships for the services. Existing customers typically use the Service (CMDB) Main node configuration, while new customers use the Opres with CSDM
header Main node configuration. Administrators can display or hide the Services overview or Business services overview based on organizational needs.

For the Service (CMDB) Main node configuration, the source typically used is OpRes CMDB and the table used is Configuration Item \[cmdb_ci\].

## Node relationship configurations {#main-node-config-bs-cmdb__section_okh_qr4_p2c}

You can configure the node relationships in the Service (CMDB) Main node configuration. Configure the sequence, source table, relationship table, target table, and active flag as shown in the example.