Windows softphone running supporting IAX.
NextStag IAX Softphone is designed on industry standard IAX protocol to make it compatible to almost all providers supporting IAX trunking. It supports a range of codecs: g711, g723, g729, Libs, and GSM. IAX protocol has the added benefit of carrying both signalling and media on the same port. It also traverses firewalls and NAT efficiently.
We provide private branding of NextStag IAX Softphone, with Logo of Your company with link to your website.You can choose one of the existing Softphone skins or tell us to make a new design for your private branded Softphone. Click here to see Softphone Skins.