SIP softphone with a comprehensive range of features:

* ENUM dialing seamlessly checks all numbers you dial

* DNS SRV lookup keeps track of which contact email addresses are active for federated SIP

* TLS encryption of SIP messaging and both SRTP and ZRTP supported for audio stream encryption

* ICE/STUN/TURN algorithms for NAT traversal in virtually any network (based on ice4j from Jitsi)

* Push-to-talk (PTT) walkie-talkie mode allows free group chat on wifi (as long as the router supports multicast)

* Built in Ganglia agent provides an enterprise-grade monitoring solution to map wifi coverage and it's relationship with call quality

* Native x86 support

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