The sendDTMF activity is used to send DTMF tones while the call is put on hold. If the request is unsuccessful, then the CTI servesr will return an error to the CTI toolbar.

1. Map the CallID and DN properties of the OpenCTI adapter page to the corresponding request parameters of the Pega Platform 8.6 integration connectors.
2. Build a request appropriate for your connector.
3. Invoke the appropriate request to the CTI server using Pega Platform 8.6 integration connector.
4. Identify errors and handle it as discussed in Handling Errors.

• Basic call control functions