Hello, You could start with stateful_proxy.c and stateless_proxy.c in "pjsip-apps/src/samples". This helped me a lot at the beginning! The developer documentation is also very helpful. Regards ? Gesendet:?Dienstag, 10. September 2013 um 04:18 Uhr Von:?"Guan Xsun" <guanxiansun at gmail.com> An:?pjsip at lists.pjsip.org Betreff:?[pjsip] PJSIP as sip server Hi, ? ?Does the PJSIP sip stack and PJmedia can be used as SIP server and Media Server. ? What do I need to do on it if it can do. ? ?Best Regards! ?Casey