Hi? ice_strans.c code line 1170 if (ice_st->ice && ice_st->state < PJ_ICE_STRANS_STATE_FAILED) should be if (ice_st->ice && ice_st->state < PJ_ICE_STRANS_STATE_SESS_READY) if user want to send data until ice neg success or after fail. BRs, Faba -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20130531/1e774007/attachment-0001.html>