I see that (at least for Win32 platform) that for a thread to access pjlib, it needs to register itself to pjlib. It means that that thread's pj_thread_t structure needs to be TlsSetValue to a Tls slot. Why is that? What does that mean? -- Khoa Pham HCMC University of Science www.fantageek.com -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20130725/eef4b350/attachment-0001.html>