Index: pbx/pbx_realtime.c
===================================================================
--- pbx/pbx_realtime.c	(revision 166953)
+++ pbx/pbx_realtime.c	(working copy)
@@ -280,6 +280,51 @@
         matchmore:              realtime_matchmore,
 };
 
+static int reload_module(void)
+{
+	struct ast_flags flags = { 0 };
+	struct ast_config *cfg;
+	struct ast_context *local_contexts = NULL, *con;
+	struct ast_hashtab *local_table = NULL;
+	const char *cxt, *prev = "", *registrar = "pbx_realtime";
+	char *register_contexts, *table;
+
+	if (!(cfg = ast_config_load("pbx_realtime.conf", flags))) {
+		ast_merge_contexts_and_delete(&local_contexts, NULL, registrar);
+		return 0;
+	}
+
+	if (!(register_contexts = ast_strdupa(ast_variable_retrieve(cfg, "general", "register")))) {
+		ast_config_destroy(cfg);
+		return 0;
+	}
+
+	ast_config_destroy(cfg);
+
+	if (!ast_strlen_zero(register_contexts)) {
+		while ((table = strsep(&register_contexts, ","))) {
+			if (!(cfg = ast_load_realtime_multientry(ast_strip(table), "context LIKE", "%", "priority", "1", SENTINEL))) {
+				continue;
+			}
+
+			for (cxt = ast_category_browse(cfg, NULL); cxt; prev = cxt, cxt = ast_category_browse(cfg, cxt)) {
+				/* Skip duplicates */
+				if (!strcmp(cxt, prev)) {
+					continue;
+				}
+				if (!(con = ast_context_find_or_create(&local_contexts, local_table, cxt, registrar))) {
+					continue;
+				}
+				ast_context_add_switch2(con, "Realtime", "", 0, registrar);
+			}
+
+			ast_config_destroy(cfg);
+		}
+		ast_merge_contexts_and_delete(&local_contexts, local_table, registrar);
+	}
+	return 0;
+}
+
 static int unload_module(void)
 {
 	ast_unregister_switch(&realtime_switch);
@@ -290,7 +335,12 @@
 {
 	if (ast_register_switch(&realtime_switch))
 		return AST_MODULE_LOAD_FAILURE;
+	reload_module();
 	return AST_MODULE_LOAD_SUCCESS;
 }
 
-AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Realtime Switch");
+AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_DEFAULT, "Realtime Switch",
+		.load = load_module,
+		.unload = unload_module,
+		.reload = reload_module,
+	);