diff --git a/miniupnpc/upnpc.c b/miniupnpc/upnpc.c
index 549befd..f302926 100644
--- a/miniupnpc/upnpc.c
+++ b/miniupnpc/upnpc.c
@@ -571,6 +571,7 @@ int main(int argc, char ** argv)
 	int retcode = 0;
 	int error = 0;
 	int ipv6 = 0;
+	int ignore = 0;
 	unsigned char ttl = 2;	/* defaulting to 2 */
 	const char * description = 0;
 
@@ -624,6 +625,8 @@ int main(int argc, char ** argv)
 				description = argv[++i];
 			else if(argv[i][1] == 't')
 				ttl = (unsigned char)atoi(argv[++i]);
+			else if(argv[i][1] == 'i')
+				ignore = 1;
 			else
 			{
 				command = argv[i][1];
@@ -672,6 +675,7 @@ int main(int argc, char ** argv)
 		fprintf(stderr, "  -z localport : SSDP packets local (source) port (1024-65535).\n");
 		fprintf(stderr, "  -p path : use this path for MiniSSDPd socket.\n");
 		fprintf(stderr, "  -t ttl : set multicast TTL. Default value is 2.\n");
+		fprintf(stderr, "  -i : ignore errors and try to use also disconnected IGD or non-IGD device.\n");
 		return 1;
 	}
 
@@ -705,15 +709,19 @@ int main(int argc, char ** argv)
 				break;
 			case 2:
 				printf("Found a (not connected?) IGD : %s\n", urls.controlURL);
+				if (!ignore) goto invalid;
 				printf("Trying to continue anyway\n");
 				break;
 			case 3:
 				printf("UPnP device found. Is it an IGD ? : %s\n", urls.controlURL);
+				if (!ignore) goto invalid;
 				printf("Trying to continue anyway\n");
 				break;
 			default:
 				printf("Found device (igd ?) : %s\n", urls.controlURL);
+				if (!ignore) goto invalid;
 				printf("Trying to continue anyway\n");
+				break;
 			}
 			printf("Local LAN ip address : %s\n", lanaddr);
 			#if 0
@@ -847,6 +855,7 @@ int main(int argc, char ** argv)
 		}
 		else
 		{
+invalid:
 			fprintf(stderr, "No valid UPNP Internet Gateway Device found.\n");
 			retcode = 1;
 		}