if you are using pjsua api, then pjsua_config_default(&cfg->cfg); pj_ansi_snprintf(tmp, sizeof(tmp), "SIPPhone Toolkit/%s", SIPPHONE_VERSION); pj_strdup2_with_null(app_config.pool, &cfg->cfg.user_agent, tmp); On Mon, Feb 2, 2009 at 6:58 PM, <ltquang at tma.com.vn> wrote: > Dear all > anyone know how to set User-Agent field in Register SIP message? Please > help me > > Thanks in advance > > QUANG Luong Thanh > > > _______________________________________________ > Visit our blog: http://blog.pjsip.org > > pjsip mailing list > pjsip at lists.pjsip.org > http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org >