Phone Call Diagnostics

Guide to diagnosing call issues: response states, audio quality indicators, and network technical requirements.

Resolución de problemas
3 min read
Mar 30, 2026

This article explains how to diagnose phone call issues in Vixiees, including response states, quality indicators, and available debugging tools.


Call Response States

Each call in Vixiees has a response state that indicates the result:

StateDescription
completedCall completed successfully
failedConnection failed
canceledCancelled before connecting
no_answerContact did not answer
busyLine busy
blocked_high_riskBlocked due to high-risk number
closed_officeOutside office hours
machine_answeredAnswered by an answering machine
answered_but_busyAnswered but salesperson was unavailable

Audio Quality Indicators

The Vixiees dialer shows real-time volume indicators:

Indicator Colors

ColorLevelMeaning
Green< 50%Normal volume
Yellow50-75%High volume
Red> 75%Excessive volume or saturation

What to Check

  • Input volume: Salesperson's microphone level
  • Output volume: Audio level the salesperson hears

If the indicator is constantly red, there may be ambient noise issues or microphone configuration problems.


Connection Warnings

The dialer can display warnings when it detects network issues:

Warning Types

  • Network signal issues
  • High latency
  • Packet loss

What to Do

  1. Check the internet connection
  2. Try a different network (4G, alternative WiFi)
  3. Close applications consuming bandwidth

Debugging Information

Each call stores useful information for diagnostics:

Call Data

FieldDescription
DurationTotal call time
Start timeWhen it began
Connection timeWhen the contact answered
Queue timeWait time before being answered
Response stateFinal result
Reference IDTwilio identifier

Where to View This Information

  • In the contact profile, activity section
  • In the detail of each call in the history

Common Issues and Solutions

The call does not connect

Possible causes:

  • Invalid phone number
  • Country not enabled for calls
  • High-risk number blocked

Solution: Verify the number format and that the country is enabled.

Choppy audio

Possible causes:

  • Unstable internet connection
  • Insufficient bandwidth
  • Interference from other devices

Solution: Use a wired connection or improve WiFi signal.

Cannot hear the contact

Possible causes:

  • Output volume too low
  • Incorrect audio device
  • Browser audio permissions

Solution: Check the audio configuration in the browser.

The contact cannot hear me

Possible causes:

  • Microphone muted
  • Incorrect input device
  • Browser microphone permissions

Solution: Verify that the microphone is active and correctly selected.


Network Technical Requirements

For good call quality, make sure you meet:

RequirementMinimum Value
Download speed500 Kbps
Upload speed500 Kbps
Latency< 150 ms
Packet loss< 1%

Required Ports

  • UDP 10000-60000 for RTP audio
  • TCP/TLS 443 for signaling

Call Recordings

Recordings can help diagnose audio issues:

Available Information

  • Salesperson audio (channel 1)
  • Contact audio (channel 2)
  • Recording duration

How to Use for Diagnostics

  1. Listen to the recording of a problematic call
  2. Identify whether the issue is in the salesperson's or contact's audio
  3. Check for cuts, echo, or noise

CRM Synchronization

Calls are synchronized with the integrated CRM:

HubSpot

  • A call record (engagement) is created
  • Includes duration, result, and recording link

Pipedrive

  • Logged as a call activity
  • Includes notes and duration

If the call does not appear in the CRM, check the integration configuration.


Support Tools

For persistent issues, the support team can access:

  • Twilio logs (telephony provider)
  • System error logs
  • Call quality metrics
  • Webhook history

Useful Information for Support

When reporting an issue, include:

  • Call ID or contact ID
  • Approximate time of the issue
  • Description of the symptom
  • Browser and operating system used

Conclusion

Call diagnostics in Vixiees is based on response states, real-time quality indicators, and stored data from each call. Most issues are resolved by checking the network connection and browser audio configuration.


Relevant Scenarios

  • Remote teams: Greater sensitivity to home network issues
  • High call volume: Monitoring success rates to detect systematic issues
  • New salespeople: Verifying audio setup before starting

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