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Documentation Tutorials API Reference SDKs & Tools Community Extend

Concepts
- Overview
- Guides
Messaging
- SMS
  - Overview
  - Guides
  - Building Blocks
  - Tutorials
  - API Reference
- US Short Codes
  - Overview
  - Guides
- SNS
  - Overview
  - Building Blocks
    - Subscribe a user
    - Sending a message
- Conversion API
  - Overview
Messages APIBeta
- Overview
- Concepts
- Building Blocks
- Tutorials
- API Reference
- External Accounts API
  - Overview
  - API Reference
Voice
- Voice API
- SIP
  - Overview
  - Configure
Dispatch APIBeta
- Overview
- Concepts
  - What is a Dispatch workflow?
- Building Blocks
- Tutorials
- API Reference
- External Accounts API
  - Overview
  - API Reference
Verify
- Overview
- Guides
  - Verification events
  - Changing the default event timings
- Building Blocks
- Tutorials
- API Reference
Number Insight
- Overview
- Guides
  - Retrieving CNAM Owner Details
  - Using Number Insight via the Nexmo CLI
- Building Blocks
- Tutorials
- API Reference
Vonage Business CloudDeveloper Preview
- Number Programmability
  - Overview
  - Guides
  - Building Blocks
    - Receive an inbound call
    - Route to a VBC Extension
- VBC APIs
  - Overview
  - Getting Started
  - Account API
    - Overview
    - Building Blocks
    - API Reference
  - Extension API
    - Overview
    - Building Blocks
      - Retrieve an extension
      - Retrieve a list of extensions
    - API Reference
  - User API
    - Overview
    - Building Blocks
      - Retrieve a user
      - Retrieve a list of users
    - API Reference
ConversationDeveloper Preview
- Overview
- Concepts
  - Conversation
  - Application
  - User
  - Event
  - Media
  - Channel
  - Member
  - Leg
  - Call
  - Session
- Building Blocks
- Tutorials
- API Reference
- Nexmo CLI Command Reference
Client SDKDeveloper Preview
- Overview
- Concepts
  - How to generate JWTs
- In-App Messaging
  - Overview
  - Guides
- In-App Voice
  - Onboarding
  - Overview
  - Concepts
    - NCCO Guide for Calling
    - Call Statuses
  - Guides
  - Building Blocks
- Tutorials
- Troubleshooting
- SDK Documentation
  - JavaScript
  - Android
  - iOS
Numbers
- Overview
- Guides
  - Numbers
  - Payments
- Building Blocks
  - Buy a number
Account
- Overview
- Guides
  - Account Management
- Secret Management
  - Overview
  - Building Blocks
  - API Reference
RedactDeveloper Preview
- Overview
- Guides
  - Developer Field Usage Guidance
- Building Blocks
  - Redact using an ID
- API Reference
AuditBeta
- Overview
- Concepts
  - Audit Events
- Building Blocks
- Tutorials
- API Reference

Cisco CUCM/CUBE

The document linked below describes how to set up Nexmo's SIP service with CISCO CUCM/CUBE.

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