---
sourceDocument: Brazil IT Operations Management
sourceDocumentLink: https://www.servicenow.com/docs/r/it-operations-management

 Release :

    - brazil

ft:locale :

    - en-US

ft:publication_title :

    - Brazil IT Operations Management

ft:clusterId :

    - itom

bundleId :

    - itom

workflow :

    - Technology


---

# List of predefined alert grouping tags

# List of predefined alert grouping tags {#ariaid-title1}

Release version: Brazil  
Updated September 10, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
A list of the predefined alert clustering tags provided with the Tag Based Alert Clustering Engine  application.
{#alert-clustering-predefined-tag-list__table_nj4_ngc_b1c__entry__3}

| Name | Source | Match method |
|-|-|-|
| CI | em_alert.cmdb_ci | Exact match |
| Description | em_alert.description | Exact match |
| Metric Name | em_alert.metric_name | Exact match |
| Node | em_alert.node | Exact match |
| Resource | em_alert.resource | Exact match |
| Source | em_alert.source | Exact match |
| Source instance | em_alert.event_class | Exact match |
| Type | em_alert.type | Exact match |
| Assignment group | em_alert.assignment_group | Exact match |
| CI Class | cmdb_ci.sys_class_name | Exact match |
| Dns domain | cmdb_ci.dns_domain | Exact match |
| ip address | cmdb_ci.ip_address | Exact match |
| Location | cmdb_ci.location | Exact match |
| Environment | cmdb_ci.environment | Exact match |
| CI name | cmdb_ci.name | Exact match |
| Namespace | cmdb_ci.namespace | Exact match |
[Table 1. Predefined alert clustering tags]

{#alert-clustering-predefined-tag-list__table_nj4_ngc_b1c} {#alert-clustering-predefined-tag-list__table_wk2_j3g_c1c__entry__3}

| Name | Description | Default mapping from CMDB |
|-|-|-|
| t_ip_address | IP address | cmdb_ci.ip_address |
| t_application | Application | - |
| t_region | Region | - |
| t_location | Location | cmdb_ci.location |
| t_environment | Environment | cmdb_ci.environment |
| t_namespace | Namespace | cmdb_ci.namespace |
[Table 2. Predefined tags extracted from connector payload]

{#alert-clustering-predefined-tag-list__table_wk2_j3g_c1c}