diff --git a/res/res_pjsip_session.c b/res/res_pjsip_session.c index dedbbdf2c9b4f359169164d5930cdd3d68141c7c..c83cc236cd2ac2dce552e77d455545655847d25f 100644 --- a/res/res_pjsip_session.c +++ b/res/res_pjsip_session.c @@ -2918,6 +2918,7 @@ int ast_sip_session_create_invite(struct ast_sip_session *session, pjsip_tx_data pjsip_generic_string_hdr *content_header = NULL; char buffer[MAX_BUFFER_LEN] = {0}; static const pj_str_t headerName = { "Content-Disposition", 19 }; + static const pj_str_t str_199 = { "199", 3 }; SCOPE_ENTER(1, "%s\n", ast_sip_session_get_name(session)); if (!(offer = create_local_sdp(session->inv_session, session, NULL, 0))) { @@ -2939,6 +2940,8 @@ int ast_sip_session_create_invite(struct ast_sip_session *session, pjsip_tx_data */ set_from_header(session); + pjsip_endpt_add_capability(ast_sip_get_pjsip_endpoint(), NULL, PJSIP_H_SUPPORTED, NULL, 1, &str_199); + if (pjsip_inv_invite(session->inv_session, tdata) != PJ_SUCCESS) { SCOPE_EXIT_RTN_VALUE(-1, "pjsip_inv_invite failed\n"); }