this is project requirement regarding Softphone for mobile. Its a complete technical project which required in depth knowledge in VOIP fields.
I want a softphone for Mobile (iphone + Blackberry).
Few of the technical details are as below
Platform: Iphone + Blackberry
Protocol: SIP v 2.0 (rfc 3261 compatible)
Audio codecs: g729 , ulaw , alwav , speex , gsm
Video Codecs: h264, h263+, h263
Should be able to support STUN.
softphone should have features of settings, where we can add information like servers, userid,password,etc. In short all features that a normal pc based softphone has.
it includes a decent GUI development as well.
Let me know about the past experience in the same field, price and time estimation about the project.
Let me know about anything more u need.