Added option for Dynamic TEI on BRI PTP

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn.h

@@ -262,6 +262,7 @@ typedef struct sngisdn_span_data {
 	uint8_t			raw_trace_q921; /* TODO: combine with trace_flags */
 	uint8_t			timer_t3;
 	uint8_t			restart_opt;
+	uint8_t			dynamic_tei;
 	uint8_t			restart_timeout;
 	uint8_t			force_sending_complete;
 	char*			local_numbers[SNGISDN_NUM_LOCAL_NUMBERS];

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_cfg.c

@@ -284,6 +284,7 @@ ftdm_status_t ftmod_isdn_parse_cfg(ftdm_conf_parameter_t *ftdm_parameters, ftdm_
 	signal_data->ignore_cause_value = SNGISDN_OPT_DEFAULT;
 	signal_data->timer_t3 = 8;
 	signal_data->restart_opt = SNGISDN_OPT_DEFAULT;
+	signal_data->dynamic_tei = SNGISDN_OPT_DEFAULT;
 	signal_data->link_id = span->span_id;
 	signal_data->transfer_timeout = 20000;
 	signal_data->att_remove_dtmf = SNGISDN_OPT_DEFAULT;
@@ -361,7 +362,9 @@ ftdm_status_t ftmod_isdn_parse_cfg(ftdm_conf_parameter_t *ftdm_parameters, ftdm_
 			parse_yesno(var, val, &signal_data->restart_opt);
 		} else if (!strcasecmp(var, "channel-restart-timeout")) {
 			signal_data->restart_timeout = atoi(val);
-		} else if (!strcasecmp(var, "local-number")) {			
+		} else if (!strcasecmp(var, "dynamic-tei")) {
+			parse_yesno(var, val, &signal_data->dynamic_tei);
+		} else if (!strcasecmp(var, "local-number")) {
 			if (add_local_number(val, span) != FTDM_SUCCESS) {
 				return FTDM_FAIL;
 			}

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_stack_cfg.c

@@ -846,7 +846,7 @@ ftdm_status_t sngisdn_stack_cfg_q931_dlsap(ftdm_span_t *span)
 			cfg.t.cfg.s.inDLSAP.dChannelNum = 0; /* Unused for BRI */
 			cfg.t.cfg.s.inDLSAP.nmbBearChan = NUM_BRI_CHANNELS_PER_SPAN;
 			cfg.t.cfg.s.inDLSAP.firstBChanNum = 1;
-			cfg.t.cfg.s.inDLSAP.callRefLen = 1;
+			cfg.t.cfg.s.inDLSAP.callRefLen = 1;			
 			cfg.t.cfg.s.inDLSAP.teiAlloc = IN_STATIC;
 			cfg.t.cfg.s.inDLSAP.intCfg = IN_INTCFG_PTPT;
 			break;
@@ -863,6 +863,12 @@ ftdm_status_t sngisdn_stack_cfg_q931_dlsap(ftdm_span_t *span)
 			return FTDM_FAIL;
 	}
 
+	/* Override TEI teiAlloc Option if user specified it */
+	if (signal_data->dynamic_tei != SNGISDN_OPT_DEFAULT ) {
+		ftdm_log(FTDM_LOG_DEBUG, "%s: TEI allocation set to %s\n", (signal_data->dynamic_tei == SNGISDN_OPT_TRUE)? "dynamic": "static");
+		cfg.t.cfg.s.inDLSAP.teiAlloc = (signal_data->dynamic_tei==SNGISDN_OPT_TRUE)?IN_DYNAMIC:IN_STATIC;
+	}
+
 	if (sng_isdn_q931_config(&pst, &cfg)) {
 		return FTDM_FAIL;
 	}