diff -up cups-filters-1.13.4/utils/cups-browsed.c.httptimeouts cups-filters-1.13.4/utils/cups-browsed.c
--- cups-filters-1.13.4/utils/cups-browsed.c.httptimeouts	2018-03-05 20:09:53.596815387 +0100
+++ cups-filters-1.13.4/utils/cups-browsed.c	2018-03-05 20:27:17.625885188 +0100
@@ -351,6 +351,8 @@ static size_t NumBrowsePoll = 0;
 static guint update_netifs_sourceid = 0;
 static char local_server_str[1024];
 static char *DomainSocket = NULL;
+static unsigned int HttpLocalTimeout = 5;
+static unsigned int HttpRemoteTimeout = 10;
 static ip_based_uris_t IPBasedDeviceURIs = IP_BASED_URIS_NO;
 static unsigned int CreateRemoteRawPrinterQueues = 0;
 static unsigned int CreateRemoteCUPSPrinterQueues = 1;
@@ -587,6 +589,7 @@ httpConnectEncryptShortTimeout(const cha
 int
 http_timeout_cb(http_t *http, void *user_data)
 {
+  debug_printf("HTTP timeout! (consider increasing HttpLocalTimeout/HttpRemoteTimeout value)\n");
   return 0;
 }
 
@@ -599,7 +602,7 @@ http_connect_local (void)
 						cupsEncryption());
   }
   if (local_conn)
-    httpSetTimeout(local_conn, 3, http_timeout_cb, NULL);
+    httpSetTimeout(local_conn, HttpLocalTimeout, http_timeout_cb, NULL);
   else
     debug_printf("cups-browsed: Failed creating http connection to local CUPS daemon: %s:%d\n", cupsServer(), ippPort());
 
@@ -2631,7 +2634,7 @@ on_printer_state_changed (CupsNotifier *
 		       p->port);
 	  if (http) {
 	    /* Check whether the printer is idle, processing, or disabled */
-	    httpSetTimeout(http, 2, http_timeout_cb, NULL);
+	    httpSetTimeout(http, HttpRemoteTimeout, http_timeout_cb, NULL);
 	    request = ippNewRequest(CUPS_GET_PRINTERS);
 	    ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
 			  "requested-attributes",
@@ -3690,7 +3693,7 @@ gboolean handle_cups_queues(gpointer unu
 	p->timeout = current_time + TIMEOUT_RETRY;
 	break;
       }
-      httpSetTimeout(http, 3, http_timeout_cb, NULL);
+      httpSetTimeout(http, HttpLocalTimeout, http_timeout_cb, NULL);
 
       /* Do not auto-save option settings due to the print queue creation
 	 process */
@@ -3743,7 +3746,7 @@ gboolean handle_cups_queues(gpointer unu
 	    p->no_autosave = 0;
 	    break;
 	  }
-	  httpSetTimeout(remote_http, 3, http_timeout_cb, NULL);
+	  httpSetTimeout(remote_http, HttpRemoteTimeout, http_timeout_cb, NULL);
 	  if ((loadedppd = cupsGetPPD2(remote_http, p->name)) == NULL &&
 	      CreateRemoteRawPrinterQueues == 0) {
 	    debug_printf("Unable to load PPD file for %s from the server %s:%d!\n",
@@ -5772,7 +5775,7 @@ browse_poll_cancel_subscription (browsep
     return;
   }
 
-  httpSetTimeout(conn, 3, http_timeout_cb, NULL);
+  httpSetTimeout(conn, HttpRemoteTimeout, http_timeout_cb, NULL);
 
   debug_printf ("cups-browsed [BrowsePoll %s:%d]: IPP-Cancel-Subscription\n",
 		context->server, context->port);
@@ -5914,7 +5917,7 @@ browse_poll (gpointer data)
     goto fail;
   }
 
-  httpSetTimeout(conn, 3, http_timeout_cb, NULL);
+  httpSetTimeout(conn, HttpRemoteTimeout, http_timeout_cb, NULL);
 
   if (context->can_subscribe) {
     if (context->subscription_id == -1) {
@@ -6430,6 +6433,19 @@ read_configuration (const char *filename
     } else if (!strcasecmp(line, "DomainSocket") && value) {
       if (value[0] != '\0')
 	DomainSocket = strdup(value);
+    } else if ((!strcasecmp(line, "HttpLocalTimeout") || !strcasecmp(line, "HttpRemoteTimeout")) && value) {
+      int t = atoi(value);
+      if (t >= 0) {
+	if (!strcasecmp(line, "HttpLocalTimeout"))
+	  HttpLocalTimeout = t;
+	else if (!strcasecmp(line, "HttpRemoteTimeout"))
+	  HttpRemoteTimeout = t;
+
+	debug_printf("Set %s to %d sec.\n",
+		     line, t);
+      } else
+	debug_printf("Invalid %s value: %d\n",
+		     line, t);
     } else if (!strcasecmp(line, "IPBasedDeviceURIs") && value) {
       if (!strcasecmp(value, "IPv4") || !strcasecmp(value, "IPv4Only"))
 	IPBasedDeviceURIs = IP_BASED_URIS_IPV4_ONLY;
diff -up cups-filters-1.13.4/utils/cups-browsed.conf.5.httptimeouts cups-filters-1.13.4/utils/cups-browsed.conf.5
--- cups-filters-1.13.4/utils/cups-browsed.conf.5.httptimeouts	2018-03-05 20:10:00.042761769 +0100
+++ cups-filters-1.13.4/utils/cups-browsed.conf.5	2018-03-05 20:13:23.417070065 +0100
@@ -416,6 +416,19 @@ or "Off" lets cups-browsed not use CUPS'
 
 .fam T
 .fi
+Set HTTP timeout (in seconds) for requests sent to local/remote
+resources Note that too short timeouts can make services getting
+missed when they are present and operations be unneccesarily
+repeated and too long timeouts can make operations take too long
+when the server does not respond.
+.PP
+.nf
+.fam C
+        HttpLocalTimeout 5
+        HttpRemoteTimeout 10
+
+.fam T
+.fi
 The interval between browsing/broadcasting cycles, local and/or
 remote, can be adjusted with the BrowseInterval directive.
 .PP
diff -up cups-filters-1.13.4/utils/cups-browsed.conf.in.httptimeouts cups-filters-1.13.4/utils/cups-browsed.conf.in
--- cups-filters-1.13.4/utils/cups-browsed.conf.in.httptimeouts	2018-03-05 20:10:05.452716768 +0100
+++ cups-filters-1.13.4/utils/cups-browsed.conf.in	2018-03-05 20:11:51.917831172 +0100
@@ -301,6 +301,16 @@ BrowseRemoteProtocols @BROWSEREMOTEPROTO
 # DomainSocket Off
 
 
+# Set HTTP timeout (in seconds) for requests sent to local/remote
+# resources Note that too short timeouts can make services getting
+# missed when they are present and operations be unneccesarily
+# repeated and too long timeouts can make operations take too long
+# when the server does not respond.
+
+# HttpLocalTimeout 5
+# HttpRemoteTimeout 10
+
+
 # Set IPBasedDeviceURIs to "Yes" if cups-browsed should create its
 # local queues with device URIs with the IP addresses instead of the
 # host names of the remote servers. This mode is there for any