Service Cloud Voice for Partner Telephony Developer Guide
Summer '26 (API version 67.0)
Spring '26 (API version 66.0)
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Summer '25 (API version 64.0)
Spring '25 (API version 63.0)
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Summer '22 (API version 55.0)
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Summer '21 (API version 52.0)
Overview
Recent Changes
Add Support for Voice Resiliency
Configure Estimated Wait Times for Queues
Agent Availability
Customize the Destination List for Call Transfers in Omni-Channel
Enable Voice Call Transfers Using Omni-Channel Flows and Partner Telephony
Transfer Calls to a Queue
Perform a Blind Transfer
Use Click-to-Dial for Transfers
Phone Contact Search
Disable Call Actions
Desk Phone Support
Enable Headset Support
Apex Reference
Service Cloud Connector API Reference
Troubleshooting
Newer Version Available
Transfer Calls
This section provides guidelines related to transferring calls.
This guide is for telephony providers who are creating a solution that integrates Service Cloud Voice with their telephony system. If that’s not you, see the Service Cloud Voice Implementation Guide or Salesforce Help. To update your solution to include Bring Your Own Channel for CCaaS Messaging capabilities along with Service Cloud Voice, see the Bring Your Own Channel Developer Guide.
Important
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Configure Estimated Wait Times for Queues
Reps can see estimated wait times for a given queue or skill before transferring a call. -
Agent Availability
This topic provides guidance on agent availability. -
Customize the Destination List for Call Transfers in Omni-Channel
Customize the list of transfer destinations to only show the destination types that apply when transferring calls for Omni-Channel. -
Enable Voice Call Transfers Using Omni-Channel Flows and Partner Telephony
Configure this feature to enable voice call transfers via Salesforce Omni-Channel flows. -
Transfer Calls to a Queue
Transfer a call to a Salesforce queue so that a supervisor can see the transferred call waiting in the queue. -
Perform a Blind Transfer
With the blind transfer feature, vendors can use the addParticipant Connector API method to hang up and transfer a call rather than add a caller to an existing conversation. -
Use Click-to-Dial for Transfers
Enable click-to-dial for phone numbers so that a rep can call or transfer to that number. -
Phone Contact Search
When a rep adds a participant to a call, Salesforce provides a UI to search for transfer destinations.