Define the network service instance details
Create an application service instance using the Telecommunications Network Inventory application. You can create service instances to model different types of network functions.
Before you begin
Role required: sn_ni_core.inventory_admin, sn_ni_core.inventory_agent, sn_ni_core.telco_inventory_catalog_manager.
About this task
When you create a network service instance record, it creates a corresponding configuration item (CI) record in the Network Service Instance [cmdb_ci_network_service_instance] table.
Procedure
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Navigate to Workspaces > Network Inventory Workspace.
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Select the list icon ([Omitted image "ni-workspace-list-icon.png"] Alt text: List icon.), and then select Services > Service Instance.
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Select New.
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On the Service Instance form, fill in the fields.
To learn more about fields, see Service Instance form.
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To create the Telecommunications Network Inventory attributes for the Service Instance form, select Set Inventory Attributes.
When you select the Set Inventory Attributes button, it creates a reference in the CI table.
Note:
If you select Save without selecting Set Inventory Attributes, it creates a CI record but not a Telecommunications Network Inventory CI record.
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On the TNI CI Attributes form, fill in the fields.
To learn more about the Telecommunications Network Inventory attribute fields, see TNI CI Attributes form.
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Select Save.
The Telecommunications Network Inventory attribute fields are displayed on the Service Instance form after you save the TNI CI Attributes form. The Set Inventory Attributes doesn't appear when you reopen the CI record.
Parent Topic:Manage your network functions
---
title: Define the network service instance details
description: Create an application service instance using the Telecommunications Network Inventory application. You can create service instances to model different types of network functions.Created topics for STRY55389656 - DOC1072742
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/telecom-network-inventory/telecommunications-network-inventory/create\_application\_services.html
release: australia
product: Telecommunications Network Inventory
classification: telecommunications-network-inventory
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Manage your network functions, Define inventory records, Use, Telecommunications Network Inventory]
---
# Define the network service instance details
Create an application service instance using the Telecommunications Network Inventory application. You can create service instances to model different types of network functions.
## Before you begin
Role required: sn\_ni\_core.inventory\_admin, sn\_ni\_core.inventory\_agent, sn\_ni\_core.telco\_inventory\_catalog\_manager.
## About this task
When you create a network service instance record, it creates a corresponding configuration item \(CI\) record in the Network Service Instance \[cmdb\_ci\_network\_service\_instance\] table.
## Procedure
1. Navigate to **Workspaces** > **Network Inventory Workspace**.
2. Select the list icon \(\[Omitted image "ni-workspace-list-icon.png"\] Alt text: List icon.\), and then select **Services** > **Service Instance**.
3. Select **New**.
4. On the Service Instance form, fill in the fields.
To learn more about fields, see [Service Instance form](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/telecom-network-inventory/telecommunications-network-inventory/application-service-instance-form.md).
5. To create the Telecommunications Network Inventory attributes for the Service Instance form, select **Set Inventory Attributes**.
When you select the **Set Inventory Attributes** button, it creates a reference in the CI table.
**Note:**
If you select **Save** without selecting **Set Inventory Attributes**, it creates a CI record but not a Telecommunications Network Inventory CI record.
6. On the TNI CI Attributes form, fill in the fields.
To learn more about the Telecommunications Network Inventory attribute fields, see [TNI CI Attributes form](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/telecom-network-inventory/telecommunications-network-inventory/ci-attribue-form.md).
7. Select **Save**.
The Telecommunications Network Inventory attribute fields are displayed on the Service Instance form after you save the TNI CI Attributes form. The **Set Inventory Attributes** doesn't appear when you reopen the CI record.
**Parent Topic:**[Manage your network functions](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/telecom-network-inventory/telecommunications-network-inventory/services.md)
| title | Define the network service instance details |
| description | Create an application service instance using the Telecommunications Network Inventory application. You can create service instances to model different types of network functions.Created topics for STRY55389656 - DOC1072742 |
| locale | en-US |
| canonical_url | https://www.servicenow.com/docs/r/australia/telecom-network-inventory/telecommunications-network-inventory/create\_application\_services.html |
| release | australia |
| product | Telecommunications Network Inventory |
| classification | telecommunications-network-inventory |
| topic_type | task |
| last_updated | 2026-09-10 |
| reading_time_minutes | 1 |
| breadcrumb | Manage your network functionsDefine inventory recordsUseTelecommunications Network Inventory |