diff --git a/apppbx.cpp b/apppbx.cpp
index 6cf2c92..8b936ef 100644
--- a/apppbx.cpp
+++ b/apppbx.cpp
@@ -609,7 +609,10 @@ void EndpointAppPBX::out_setup(int cfnr)
 //	char			allowed_ports[256];
 //	char			exten[256];
 	char			ifname[sizeof(e_ext.interfaces)],
-				number[256];
+				ifname_c[sizeof(e_ext.interfaces)],
+				*ifname_p,
+				number[256],
+				*number_p;
 	struct port_settings	port_settings;
 #ifdef WITH_MISDN
 	int			channel = 0;
@@ -986,20 +989,42 @@ void EndpointAppPBX::out_setup(int cfnr)
 		PDEBUG(DEBUG_EPOINT, "EPOINT(%d) dialing external: called='%s' keypad='%s'\n", ea_endpoint->ep_serial, e_dialinginfo.id, e_dialinginfo.keypad);
 		/* call to extenal interfaces */
 		if (e_dialinginfo.keypad[0])
-			p = e_dialinginfo.keypad;
+			number_p = e_dialinginfo.keypad;
 		else
-			p = e_dialinginfo.id;
+			number_p = e_dialinginfo.id;
 		do {
 			earlyb = 0;
 			number[0] = '\0';
-			while(*p!=',' && *p!='\0')
-				SCCAT(number, *p++);
-			if (*p == ',')
-				p++;
+			while(*number_p!=',' && *number_p!='\0')
+				SCCAT(number, *number_p++);
+			if (*number_p == ',')
+				number_p++;
 			/* found number */
+
+			strncpy(ifname_c, e_dialinginfo.interfaces, sizeof(ifname_c));
+			ifname_c[sizeof(ifname_c)-1] = 0;
+			ifname_p = ifname_c;
+			do {
+
+			if (e_dialinginfo.interfaces[0] =='+') {
+			  ifname_p=strrchr(ifname_c, ',');
+			  if (ifname_p) {
+			    strncpy(ifname, ifname_p+1, sizeof(ifname));
+			    ifname[sizeof(ifname)-1]='\0';
+			    *ifname_p = 0;
+			  } else {
+			    strncpy(ifname, ifname_c+1, sizeof(ifname));
+			    *ifname_c = 0;
+			  }
+			  PDEBUG(DEBUG_EPOINT, "EPOINT(%d) calling to number '%s' interface '%s'\n", ea_endpoint->ep_serial, number, ifname);
+			} else {
+			  strncpy(ifname, e_dialinginfo.interfaces, sizeof(ifname));
+			  ifname_p = 0;
 			  PDEBUG(DEBUG_EPOINT, "EPOINT(%d) calling to number '%s' interface '%s'\n", ea_endpoint->ep_serial, number, e_dialinginfo.interfaces[0]?e_dialinginfo.interfaces:"any interface");
+			}
 			  /* search interface */
-			interface = hunt_interface(e_dialinginfo.interfaces[0]?e_dialinginfo.interfaces:NULL);
+			  interface = hunt_interface(ifname[0]?ifname:NULL);
+
 			if (!interface) {
 				trace_header("INTERFACE (not found)", DIRECTION_NONE);
 				add_trace("interface", NULL, "%s", ifname);
@@ -1031,15 +1056,16 @@ void EndpointAppPBX::out_setup(int cfnr)
 			{
 #ifdef WITH_MISDN
 				/* hunt for mISDNport and create Port */
-				mISDNport = hunt_port(e_dialinginfo.interfaces[0]?e_dialinginfo.interfaces:NULL, &channel);
+				mISDNport = hunt_port(ifname[0]?ifname:NULL, &channel);
 				if (!mISDNport) {
 					trace_header("INTERFACE (too busy)", DIRECTION_NONE);
-					add_trace("interface", NULL, "%s", e_dialinginfo.interfaces[0]?e_dialinginfo.interfaces:"any interface");
+					add_trace("interface", NULL, "%s", ifname[0]?ifname:"any interface");
 					end_trace();
 					goto check_anycall_extern;
 				}
 				/* creating EXTERNAL port*/
 				SPRINT(portname, "%s-%d-out", mISDNport->ifport->interface->name, mISDNport->portnum);
+
 #ifdef WITH_SS5
 				if (mISDNport->ss5)
 					port = ss5_hunt_line(mISDNport);
@@ -1105,7 +1131,9 @@ void EndpointAppPBX::out_setup(int cfnr)
 			message_put(message);
 			logmessage(message->type, &message->param, portlist->port_id, DIRECTION_OUT);
 			anycall = 1;
-		} while(*p);
+
+			} while (ifname_p);
+		} while(*number_p);
 
 		check_anycall_extern:
 		/* now we have all ports created */