Thanks Allan, Yes, Csipsimple is good, I worked with it. However provisioning via SMS would need to be implemented.
> On 14 Nov 2018, at 23:04, Allan Wylie <allan.wy...@manmadeweb.co.uk> wrote: > > Of all the various SIP softphones that I've tried - CSipSimple - free > on Android Play-Store - is the one I always come back to. > > > > On Wed, 2018-11-14 at 17:02 +0200, Gerrit Jacobsen wrote: >> Hi, >> >> I am looking for a whitelabel or open source softphone solution. Just >> the softphone, I have already the backend: >> >> + SIP >> + Good NAT traversal >> + Provisioning via SMS >> + Android >> + IOS >> + low-cost >> + thin >> >> Optional: VPN capable >> >> Anything you would like to recommend? >> >> Thanks for your help. >> >> Gerry >> >> >> > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > > asterisk-biz mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-biz -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-biz mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-biz