On Tue, Dec 27, 2016 at 1:55 AM Francis <sms@icefire.qza.net.au> wrote:

What model phone are you using?

Tried with iPhone SE and Nokia X3-02. Again, even failed with the 5-sec delayed echo test.

I've tried SIP-SIP calling using LinPhone (Windows) to LinPhone (iPhone) and that works with both-way voice.

Thanks,

Jeff.