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feat: remove warning for vapi numbers ivr navigation #643

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Aug 25, 2025
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feat: remove warning for vapi numbers ivr navigation #643

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4 changes: 1 addition & 3 deletions fern/ivr-navigation.mdx
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Expand Up @@ -18,13 +18,11 @@ Some IVRs buffer audio or expect digits at a slower pace. Sending digits too qui

Provider-specific pause characters

- **Twilio / Telnyx**: Use `w` for a 0.5s pause, `W` for a 1s pause. Example: `1w2w3W4#`
- **Twilio / Telny / Vapi Numbers / BYOK SIP**: Use `w` for a 0.5s pause, `W` for a 1s pause. Example: `1w2w3W4#`
- **Vonage**: Use `p` for a 0.5s pause. Example: `1p2p3#`

Start with 0.5s pauses and increase only if digits are still missed.

<Warning>Vapi phone numbers and BYOK SIP do not support pause characters at this time.</Warning>

### 2. Give menus time to finish before responding

IVR menus often speak slowly and include longer silences than typical user speech. If your assistant responds too quickly, it may send tones before the IVR has finished listing options and there's a chance that is not ready to receive inputs.
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