General
- Does Plivo cache audio files specified in the <Play> XML and Play API?
- How do I cancel a queued outbound API call?
- How do I determine the cause for a call hangup?
- What is PreAnswer? How accurate is it?
- Can I make an outbound call to the SIP URI of a Plivo application?
- How do I know if my application is having an issue?
Endpoints
- Can I make an outbound call to the SIP URI of a Plivo application?
- Can I register a single endpoint on different devices?
- Troubleshooting Plivo Endpoints
- What softphones are supported for Plivo endpoints?
- How do I receive calls on an SIP Endpoint?
- How do I make an outbound call using an Endpoint?
Call Recording
- How do I delete call recordings?
- Best practices for audio recording
- Does Plivo charge for call recordings?
- Where can I find my recordings?
- Can I record a call in stereo or mono?
- How do I record a conference call?
PHLO
- How do I fetch an audio file and play it to the caller?
- How do I achieve Call Whisper in PHLO?
- How do I post recorded calls to my webserver?
- How do I set up custom dial music for when a call is forwarded from a Plivo DID to PSTN?
- How do I pass variables in an HTTP request?
- Can I redirect calls from a current PHLO application to another PHLO URL?
SDK
- Can I receive calls using Plivo Client SDK?
- What can I build with the Plivo Client SDK?
- Pricing for Plivo Client SDK
- How does the Plivo Client SDK interact with other Plivo APIs?
- Does the Plivo Client SDK work internationally?
- How do I get started with Client SDKs?
Call Insights
- Why is the audio level not displayed for a few call UUIDs?
- Why are ring start time and answer time displayed as zero seconds if a call has all the other stats?
- What do the audio quality stats mean?
- What is the difference between an external SIP device and an external SIP endpoint?
- Why is data missing for few calls?
- What do “ring start time” and “answer time” mean?
Voice Geo Permissions
- How do I remove an override for a specific sub-account?
- How do I know if a call was blocked due to geo-permissions?
- How do I use an API to set Plivo’s voice geo-permissions?
- What are the countries with the highest risk of call fraud?
- Are voice geo-permissions effective only for calls made via the Rest API?
- How do I override voice geo-permissions for specific sub-accounts?
Automatic Speech Recognition
- Can I build voice-controlled IVRs for my calls on Plivo?
- Can I gather speech input from callers in real-time?
- Can I redact speech and DTMF inputs gathered through GetInput XML?
- How can I improve the accuracy of GetInput XML speech recognition?
- How do I limit the maximum duration of speech recognized by Plivo?
- How does Plivo charge for Automatic Speech Recognition?
Answer Machine Detection
- How accurate is machine detection? What can I do to increase its accuracy?
- How do I change the call flow once a call is answered by a machine?
- What is the difference between synchronous and asynchronous machine detection?
- What different types of machine detection does Plivo support?
- Can I find out whether a call was answered by a machine or a human?
- Getting started with answer machine detection
Conference Calls
- What is the use of parent_call_uuid in "Make a Call" API?
- How do I make a conference call using Plivo?
- How do I debug a conference call from my dashboard logs?
- How do I manage participants on a conference call?
- How do I change the call flow of a conference call?
- How can I manage a conference call with an administrator?
Text-to-speech & Speech-to-text
- Can I use Plivo's text-to-speech feature for international calls?
- Can I transcribe international calls?
- I had a call recording for 19 seconds, but the transcription is blank. Why?
- How can I transcribe a voice call to text?
- What languages are supported for text-to-speech?
- What is speech-to-text transcription?