pfSense

commit d59b7c2d297bc2fed3b15d82d509ba4fdd79ab31 (HEAD -> pfSense-main)
Author: Marcos Mendoza <mmendoza@netgate.com>
Date:   Wed Aug 26 13:22:31 2026 -0600

    Rules: Fix generating gateway macros for offline gateways. Fix #17057

diff --git a/src/etc/inc/filter.inc b/src/etc/inc/filter.inc
index ca1ede027d..97f16f46ca 100644
--- a/src/etc/inc/filter.inc
+++ b/src/etc/inc/filter.inc
@@ -1829,10 +1829,9 @@ function filter_generate_gateways() {

                $route = '';
                $gwip = lookup_gateway_ip_by_name($gwname);
-               if (is_ipaddr($gwip)) {
-                       if (!is_gateway_action_enabled($gateway) || is_gateway_online($gateway)) {
-                               $route = "route-to ( {$gateway['interface']} {$gwip} )";
-                       }
+               // The gateway IP address can be available while the gateway is offline or unmonitored.
+               if (is_ipaddr($gwip) && (!is_gateway_action_enabled($gateway) || is_gateway_online($gateway))) {
+                       $route = "route-to ( {$gateway['interface']} {$gwip} )";
                } elseif ($skip_rules_gw_down) {
                        unset($GatewaysList[$gwname]);
                        continue;