agileSIP(Resident)By Agile Networks, Inc. ( Free )
if you using android 2.2(or later), you can use agileSIP2(include C2DM Function).SIP Dialer for Use 3G/WiFi/WiMAX.Park,Transfer,Group Ringing,Call Recording,Monitoring,IVR,etc...Business Dialer with a lot of Features.You can use 03/052/06/050 DIDsYou must be available to subscribers agilephone.
