diff -urN fence-virt-53a2b29/server/mcast.c mod/server/mcast.c
--- fence-virt-53a2b29/server/mcast.c	2011-08-11 09:53:47.000000000 +0900
+++ mod/server/mcast.c	2011-09-12 11:19:17.000000000 +0900
@@ -293,6 +293,11 @@
 					    req->seqno, info->priv);
 		break;
 	case FENCE_STATUS:
+		if (map_check(info->map, ip_addr_src,
+				     (const char *)req->domain) == 0) {
+			response = RESP_PERM;
+			break;
+		}
 		response = info->cb->status((char *)req->domain, info->priv);
 		break;
 	case FENCE_DEVSTATUS:
diff -urN fence-virt-53a2b29/server/serial.c mod/server/serial.c
--- fence-virt-53a2b29/server/serial.c	2011-08-11 09:53:47.000000000 +0900
+++ mod/server/serial.c	2011-09-12 11:19:09.000000000 +0900
@@ -211,6 +211,11 @@
 					    req->seqno, info->priv);
 		break;
 	case FENCE_STATUS:
+		if (map_check(info->maps, src,
+				     (const char *)req->domain) == 0) {
+			response = RESP_PERM;
+			break;
+		}
 		response = info->cb->status((char *)req->domain, info->priv);
 		break;
 	case FENCE_DEVSTATUS: