You can use pjsua_call_dial_dtmf(pjsua_call_id call_id, const pj_str_t *digits); On Jun 6, 2015, at 1:30 PM, Krzysztof Siemieniecki <siemienieckii at gmail.com<mailto:siemienieckii at gmail.com>> wrote: Does anyone DTMF is working? How to use DTMF - During a call? _______________________________________________ Visit our blog: http://blog.pjsip.org pjsip mailing list pjsip at lists.pjsip.org<mailto:pjsip at lists.pjsip.org> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org Alejandro Orellana T. 508 683 2457 45 Perseverance Way Hyannis, MA 02601 alejandro.orellana at savant.com<mailto:alejandro.orellana at savant.com> savant.com<http://www.savant.com/> Statement of Confidentiality The contents of this e-mail message and any attachments are confidential and are intended solely for the addressee. The information may also be legally privileged. This transmission is sent in trust, and the sole purpose of delivery to the intended recipient. If you have received this transmission in error, any use, reproduction or dissemination of this transmission is strictly prohibited. If you are not the intended recipient, please immediately notify the sender by reply e-mail or at 508.683.2500 and delete this message and its attachments, if any. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20150606/ed69c4ca/attachment.html>