diff --git a/src/mod/endpoints/mod_sofia/mod_sofia.c b/src/mod/endpoints/mod_sofia/mod_sofia.c
index 904d957f00..3453c4e464 100644
--- a/src/mod/endpoints/mod_sofia/mod_sofia.c
+++ b/src/mod/endpoints/mod_sofia/mod_sofia.c
@@ -760,7 +760,7 @@ static switch_status_t sofia_send_dtmf(switch_core_session_t *session, const swi
 		return switch_rtp_queue_rfc2833(tech_pvt->rtp_session, dtmf);
 
 	case DTMF_INFO:
-		snprintf(message, sizeof(message), "Signal=%c\r\nDuration=%d\r\n", dtmf->digit, dtmf->duration);
+		snprintf(message, sizeof(message), "Signal=%c\r\nDuration=%d\r\n", dtmf->digit, dtmf->duration / 8);
 		nua_info(tech_pvt->nh,
 				 //NUTAG_WITH_THIS(tech_pvt->profile->nua),
 				 SIPTAG_CONTENT_TYPE_STR("application/dtmf-relay"),
diff --git a/src/mod/endpoints/mod_sofia/sofia.c b/src/mod/endpoints/mod_sofia/sofia.c
index c77ebe4920..cdbc96ee29 100644
--- a/src/mod/endpoints/mod_sofia/sofia.c
+++ b/src/mod/endpoints/mod_sofia/sofia.c
@@ -2097,7 +2097,7 @@ void sofia_handle_sip_i_info(nua_t *nua, sofia_profile_t *profile, nua_handle_t
 
 		if (sip && sip->sip_content_type && sip->sip_content_type->c_type && sip->sip_content_type->c_subtype && 
 			sip->sip_payload && sip->sip_payload->pl_data) {
-			if (!strcasecmp(sip->sip_content_type->c_type, "dtmf") && !strcasecmp(sip->sip_content_type->c_subtype, "relay")) {
+			if (!strncasecmp(sip->sip_content_type->c_type, "application", 11) && !strcasecmp(sip->sip_content_type->c_subtype, "dtmf-relay")) {
 				/* Try and find signal information in the payload */
 				if ((signal_ptr = switch_stristr("Signal=", sip->sip_payload->pl_data))) {
 					/* move signal_ptr where we need it (right past Signal=) */
@@ -2110,13 +2110,13 @@ void sofia_handle_sip_i_info(nua_t *nua, sofia_profile_t *profile, nua_handle_t
 
 				if ((signal_ptr = switch_stristr("Duration=", sip->sip_payload->pl_data))) {
 					int tmp;
-					signal_ptr += 8;
-					if ((tmp = atoi(signal_ptr)) < 0) {
+					signal_ptr += 9;
+					if ((tmp = atoi(signal_ptr)) <= 0) {
 						tmp = SWITCH_DEFAULT_DTMF_DURATION;
 					} 
-					dtmf.duration = tmp;
+					dtmf.duration = tmp * 8;
 				}
-			} else if (!strcasecmp(sip->sip_content_type->c_type, "application") && !strcasecmp(sip->sip_content_type->c_subtype, "dtmf")) {
+			} else if (!strncasecmp(sip->sip_content_type->c_type, "application", 11) && !strcasecmp(sip->sip_content_type->c_subtype, "dtmf")) {
 				dtmf.digit = *sip->sip_payload->pl_data;
 			} else {
 				goto fail;