SIP Audio Problems: Difference between revisions

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= Brief overview =

Here is a very brief overview of types of audio problems, their cause and the fix. This is not exhaustive, and usually there isn't a quick fix and diagnosing and investigation is required.

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=== Types of problems that could be reported ===

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* VoIP calls audio has echo echo

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* VoIP calls are <big>too loud</big> or <small>too quiet</small>

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* VoIP calls sound like they are under water

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* VoIP calls are silent

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* Audio starts out ok, but stops after a few seconds or a few minutes

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* Audio has gaps, missing words

==General direction to take with different types of audio problem:==

{| class="wikitable"

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| '''No audio after a few minutes''' || Firewall/NAT/session timeouts || Investigate firewall/NAT/ALG

|}

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=== Types of problems that could be reported ===

⚫

* VoIP calls audio has echo echo

⚫

* VoIP calls are <big>too loud</big> or <small>too quiet</small>

⚫

* VoIP calls sound like they are under water

⚫

* VoIP calls are silent

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* Audio starts out ok, but stops after a few seconds or a few minutes

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* Audio has gaps, missing words

* Calling *100 will play a continuous 1Khz tone - if the audio breaks up then there is a problem