On Aug 21, 2018, at 6:57 PM, Tom Parrott <tomp@tomp.uk> wrote:

Hi

FWIW worth I worked with the Zoiper support team to figure out a workaround in Freeswitch 1.6 for Zoiper 5.

I wrote about it here: https://www.tomp.uk/blog/view/39

I haven't had chance to test whether it works out of the box on 1.8 yet though.