VoIP Troubleshooting Guide

Modified on Mon, 2 Mar at 10:40 AM

VoIP issues like no audio, call drops, registration failure, or poor call quality are common — but easy to fix when you know where to look.

✅ Basic VoIP checks

✅ SIP registration errors (401 / 403 / 408)

✅ One-way / no audio issues

✅ 30–60 sec call drops

✅ Incoming & outgoing call failures

✅ Call quality (latency, jitter, packet loss)

✅ DTMF & echo problems