---
title: NowService protocol - iOS
description: The NowService protocol provides a single interface to the NowSDK for all feature services. It defines the configuration parameters needed to access your ServiceNow instance.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/api-reference/cllent-mobile-api-reference/NowServiceiOSProtocol.html
release: australia
product: Cllent Mobile API Reference
classification: cllent-mobile-api-reference
topic_type: concept
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Mobile SDK - iOS, Mobile SDK API reference, API reference, API implementation and reference]
---

# NowService protocol- iOS

The NowService protocol provides a single interface to the NowSDK for all feature services. It defines the configuration parameters needed to access your ServiceNow instance.

All SDK feature services must implement this protocol.

|Name|Type|Description|
|----|----|-----------|
|configuration|[NowServiceConfiguration](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/api-reference/cllent-mobile-api-reference/NowServiceConfigurationiOSStruct.md)|Service configuration to associate with the protocol.|

**Parent Topic:**[Mobile SDK - iOS](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/api-reference/cllent-mobile-api-reference/MobileSDKiOSAPI.md)