Index: pbx_config.c
===================================================================
--- pbx_config.c	(revision 49069)
+++ pbx_config.c	(working copy)
@@ -2368,7 +2368,7 @@
 			append_interface(iface, sizeof(iface), tmp);
 		}
 		if (ast_true(ast_config_option(cfg, cat, "hasiax"))) {
-			snprintf(tmp, sizeof(tmp), "IAX/%s", cat);
+			snprintf(tmp, sizeof(tmp), "IAX2/%s", cat);
 			append_interface(iface, sizeof(iface), tmp);
 		}
 		if (ast_true(ast_config_option(cfg, cat, "hash323"))) {