---
sourceDocument: Australia Telecom Service Operations Management
sourceDocumentLink: https://www.servicenow.com/docs/r/australia/telecom-service-ops

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia Telecom Service Operations Management

ft:clusterId :

    - tsom

bundleId :

    - tsom

workflow :

    - Customer and Industry


---

# Configure attribute comparison settings

# Configure attribute value discrepancy in CMDB 360 {#ariaid-title1}

Release version: Australia  
Updated March 12, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Configure attribute comparison settings in CMDB 360 to detect data inconsistencies across multiple discovery sources.

## Before you begin

Role required: admin

Confirm that CMDB 360 is enabled and configured in your instance.

## About this task

The following screenshot can help you to set up the fields to identify the discrepancy.

## Procedure

1. Navigate to the table Allcmdb_multisource_column_metadata.list.
2. Select New to create a new record.
3. In the MultiSource Column field, select the attribute to compare.
4. Select the table to compare the attributes to the fields.  
   Note:  
   If the table you need isn't listed, select and hold (or right-click) on the Table label and select Configure Dictionary.
5. **Optional:** To configure a dictionary entry, do the following.
   1. In the dictionary entry, select View and then select Advanced.
   2. In the Attributes field, set the attributes as `base_start=true` and `allow_public=true`.
   {#configure-attribute-value-discrepancy-in-cmdb-360__substeps_l1p_31t_zfc}

## Result

You can use the configured attributes in the CMDB 360 query.
**Related tasks**   

* [Control CI attribute updates using Reconciliation rules](https://www.servicenow.com/docs/907kfGJ5bolZJc3j9H0B5g "To prevent specific attributes of a configuration item (CI) from being overwritten by Discovery or other data sources, use Reconciliation Rules. These rules define which data source is trusted to update a particular attribute when multiple sources provide values.")
* [Generate reports for attribute value discrepancies](https://www.servicenow.com/docs/nE4y74nrtNahJIKKVEaZkA "Use CMDB 360 to generate reports that highlight discrepancies in attribute values between different discovery sources or between a discovery source and the CMDB baseline.")

*[\>]: and then