How-to Guides

  • Voice Notifications: In this guide, you will learn how to contact a list of people by phone, convey a message, and see who confirmed that they had received the message. These voice-based critical alerts are more persistent than a text message, making your message more likely to be noticed. Additionally, with the recipient confirmation, you can be sure that your message made it through.
  • Interactive Voice Response (IVR): Build an automated phone system for users to input information with the keypad and hear a spoken response
  • Advanced IVR: This guide shows you how to use Automatic Speech Recognition to create a voice bot/interactive voice assistant application.
  • Voice Bot with Google Dialogflow: This guide will help you to start with an example Dialogflow bot and interact with it from phone calls using provided sample reference codes using Vonage Voice API.
  • Voice Bot with Amazon Lex: This guide will help you to start with an example Amazon Lex bot and interact with it from Voice Calls using provided sample reference codes using Vonage Voice API.
  • Call Tracking: Keep track of which campaigns are working well by using different numbers for each one and tracking the incoming calls. This guide shows you how to handle incoming calls, connect them to another number, and track the phone numbers that called each of your Vonage numbers.
  • Masked Calling: Enable users to call each other, keeping their real numbers private.
  • Voicemail: Learn how to record audio from inbound calls using .NET and the Vonage Voice API.
  • Voice Journey: This guide shows you how to add programmable assistance to your contact center
  • Call Whisper: Phone numbers are everywhere in advertising: on billboards, in TV ads, on websites, in newspapers. Often these numbers all redirect to the same call center, where an agent needs to inquire why the person is calling, and where they saw the advert. Call Whispers make this so much simpler.

Code Snippets

Controlling Conference Calls

Controlling Conversations

Controlling Media

Handle User Input

Handling RTC Events

Making Calls

Managing Users

Programmable SIP

  • Create a Domain User: Use code snippets to create a domain user for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Create a Domain: Use code snippets to create a domain for the Vonage Programmable SIP API.. Learn more in Vonage's API documentation.
  • Delete a Domain User: Use code snippets to delete a domain user for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Query a Domain User: Use code snippets to query a domain user for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Query Domain Users: Use code snippets to list users within a domain for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Query Domains: Use code snippets to list domains for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Update a Domain User: Use code snippets to update a domain user for the Vonage Programmable SIP API. Learn more in Vonage's API documentation.
  • Query a Domain: Use code snippets to query a domain for the Vonage Programmable SIP API. in the Vonage SIP. Learn more in Vonage's API documentation.
  • Update a Domain: Use code snippets to update a domain for the Vonage Programmable SIP API. in the Vonage SIP. Learn more in Vonage's API documentation.
  • Delete a Domain: Use code snippets to delete a domain for the Vonage Programmable SIP API. in the Vonage SIP. Learn more in Vonage's API documentation.

Receiving Calls

Recording Calls

Retrieving Calls