[asterisk-users] Fax throughput - Asterisk 1.6.1.9

[Cyprus VoIP]

> It's probably because you are using 1.6.1.9; that release (and older)
> had a 'feature' that allowed automatic switching back to audio from T.38
> if one of the endpoints sent an audio packet. It turns out that wasn't a
> good idea, and it's been removed... but in later versions. You'll have
> to update to the latest release to get that fixed.
> 

Will do. Thanks for the explanation.