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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!

SIP Audio Problems: Difference between revisions

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== Things to figure out ==
Dealing with audio problems can be tricky, we need to identify as much detail about when the problems happens to aid investigation.
* Exactly how is audio affected? gaps, garbled, delayed, silence after a few minutes, etc.
* Is the audio problem heard on call recordings - this feature can be enabled on the control pages
** Our call recording software has a large jitter buffer and rearranges out of order packets, so bear in mind it is possible for a garbled call to have a perfect call recording.
* Is the audio problem only on incoming or outgoing calls, or on both?
* Is the audio problem present on 'internal to A&A' calls - eg, if you call another A&A number such as our technical support. Or is it only affecting calls that are sent outside of A&A
* Does it affect calls to/from BOTH mobiles and landlines, or just one?
* If only mobiles, is it specific to a particular carrier, eg onle EE, or Three, etc
* Is the audio problem heard on both sides of the call, or just one? Which side?
* Test the above multiple times so as to be sure.
* If problem is outbound, then A&A Support can provide details on how to test making calls via the different upstream carriers that we use.
 
{| class="wikitable"
|+ SIP Audio problems, things to figure out
|-
! Question !! More info
|-
*| '''Exactly how is audio affected?''' || gaps, garbled, delayed, silence after a few minutes, etc.
|-
**| '''Heard on call recordings?''' || this feature can be enabled on the control pages Our call recording software has a large jitter buffer and rearranges out of order packets, so bear in mind it is possible for a garbled call to have a perfect call recording.
|-
| '''Just incoming or outgoing calls,''' || ...Or on both? Knowing the direction us useful
|-
* Is the audio problem present on| '''internal to A&A' calls -OK?''' eg,|| if you call another A&A number such as our technical support. Or is it only affecting calls that are sent outside of A&A
|-
*| '''BOTH mobiles and landlines''' || If only mobiles, is it specific to a particular carrier, eg onle EE, or Three, etc
|-
*| Is the audio problem heard on'''Are both sides of the call, affected''' || or just one? Which side?
|-
*| '''If problem is outbound,...''' then|| A&A Support can provide details on how to test making calls via the different upstream carriers that we use.
 
|}
 
== Things to investigate ==
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