Re: [asterisk-users] Odd one-way audio problem

2019-03-19 Thread Antony Stone
On Tuesday 19 March 2019 at 21:36:53, Mike Diehl wrote: > Hi all, > > I have a user who is reporting one-way audio, but only when a call is made > to or from particular PSTN (cell) numbers. I'm assuming you're using a PSTN trunking provider to connect to those numbers (ie: you don't have your o

[asterisk-users] Odd one-way audio problem

2019-03-19 Thread Mike Diehl
Hi all, I have a user who is reporting one-way audio, but only when a call is made to or from particular PSTN (cell) numbers. Their phones are behind a NAT router and my server is on the open Internet. Calls within their office sound fine. Calls to/from most numbers sound fine. When they t