libosip2: Libosip2 (GNU oSIP Library) libosip2: libosip2: SIP stands for the Session Initiation Protocol and is described by libosip2: the rfc3261 (wich deprecates rfc2543). This library aims to provide libosip2: multimedia and telecom software developers an easy and powerful libosip2: interface to initiate and control SIP based sessions in their libosip2: applications. SIP is a open standard replacement from IETF for H323 libosip2: libosip2: libosip2: libosip2: