it doesn't work
very useful sip client it is the best SIP client i have ever used
Poor Account is not connecting, can not delete account for to try annother sip account. Very poor.
1.Improved stability and many Bug Fixes
2.Higher quality Audio codecs.
3.Added list of preconfigured servers: you only need to enter your user name and password and we will handle the rest of the configurations that you need.
4.Voice Mail Added.
5.Receiving calls while in background is enabled.
6.Compatible with android tablets.
Grandstream Networks announces Wave, a free VoIP app for SIP-based calling
Linphone is an open source internet SIP phone or Voice Over IP phone (VoIP).