To run the example project, clone the repo, and run pod install from the Example directory first.
pjsip-ios is available through CocoaPods. To install it, simply add the following line to your Podfile:
pod "pjsip-ios"
Pierre-Marc Airoldi, pierremarcairoldi@gmail.com
pjsip-ios is available under the same license as pjsip. Go to their licensing page for more info.