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Documentation
Tutorials
API Reference
SDKs & Tools
Community
Messaging
SMS
Overview
Guides
SMPP access
Delivery receipts
Custom Sender ID
Country specific features
Concatenation and Encoding
Inbound SMS
Building Blocks
Send an SMS
Send an SMS with Unicode
Receiving an SMS
Tutorials
API Reference
Conversion API
Overview
SNS
Overview
Building Blocks
Subscribe a user
Sending a message
US Short Codes
Overview
Guides
Campaign Subscription Management
Alerts
2FA
Voice
Voice API
Overview
Guides
Numbers
Call Flow
Legs and Conversations
Nexmo Call Control Objects
Text to Speech
Recording
Endpoints
DTMF
Websockets
Beta
Amazon Lex Connector
Developer Preview
Troubleshooting
Building Blocks
Before you begin
Connect an inbound call
Download a recording
Earmuff a call
Handle user input with DTMF
Connect callers into a conference
Make an outbound call
Mute a call
Play an audio stream into a call
Play DTMF into a call
Play text-to-speech into a call
Receive an inbound call
Record a call with split audio
Record a call
Record a conversation
Record a message
Retrieve information for a call
Retrieve information for all calls
Transfer a call
Tutorials
NCCO Reference
API Reference
SIP
Overview
Configure
Asterisk
MiTel MiVoice
Avaya SBCe
FreePBX
ShoreTel & InGate
Skype for Business
Cisco CUCM/CUBE
FreeSWITCH
NEC SV9100
Concepts
Overview
Guides
Applications
Authentication
OAuth
Signing requests
Webhooks
Glossary
Verify
Overview
Guides
Verify a user
Building Blocks
Send verification code
Check verification code
Cancel verification request
Trigger next verification process
Tutorials
API Reference
Number Insight
Overview
Guides
Using Number Insight via the Nexmo CLI
CNAM - retrieve number owner's name
Building Blocks
Number Insight Basic
Number Insight Standard
Number Insight Advanced
Number Insight Advanced Async
Tutorials
API Reference
Messages and Workflows
Messages API
Developer Preview
Overview
Guides
SMS Messages
Facebook Messenger
Viber Service Messages
WhatsApp
Building Blocks
Send an SMS with Messages API
Send with Facebook Messenger
Send a Viber Service Message
Send a WhatsApp Message
API Reference
Notices
Workflows API
Developer Preview
Overview
Guides
Using Failover
Building Blocks
Send a Facebook message with failover
Send a Viber message with failover
API Reference
Numbers
Overview
Guides
Numbers
Account management
Payments
Building Blocks
Buy a number
Account
Secret Management
Overview
Building Blocks
Create a secret
Revoke a secret
List all secrets
Fetch a secret
API Reference
Audit
Beta
Overview
Guides
Audit Events
Building Blocks
Get audit events
Get audit event
Get audit events with filtering
Get audit event types
Tutorials
API Reference
Redact
Developer Preview
Overview
Guides
Developer Field Usage Guidance
Building Blocks
Redact using an ID
API Reference
Stitch
Developer Preview
Overview
Concepts
JWT and ACL overview
Measuring Voice Or Video Quality
In-App Messaging
Overview
Guides
Simple Conversation
Inviting Members
Utilizing Events
In-App Voice
Overview
Guides
Enable Audio
App to App Calls
Phone to App Calls
App to Phone Calls
NCCO Guide for Calling
Call Statuses
In-App Video
Overview
Guides
Enable Video
Enable Screen Sharing
SDK Documentation
JavaScript
Android
iOS
API Reference
Avaya SBCe
The document linked below describes how to set up Nexmo's SIP service with Avaya SBCe.
Download PDF