diff --git a/luci-app-podkop/htdocs/luci-static/resources/view/podkop/configSection.js b/luci-app-podkop/htdocs/luci-static/resources/view/podkop/configSection.js
index b0c181c..e2c2f51 100644
--- a/luci-app-podkop/htdocs/luci-static/resources/view/podkop/configSection.js
+++ b/luci-app-podkop/htdocs/luci-static/resources/view/podkop/configSection.js
@@ -417,6 +417,9 @@ function createConfigSection(section, map, network) {
         const subnetRegex = /^(\d{1,3}\.){3}\d{1,3}(\/\d{1,2})?$/;
         if (!subnetRegex.test(value)) return _('Invalid format. Use format: X.X.X.X or X.X.X.X/Y');
         const [ip, cidr] = value.split('/');
+        if (ip === "0.0.0.0") {
+             return _('IP address 0.0.0.0 is not allowed');
+        }
         const ipParts = ip.split('.');
         for (const part of ipParts) {
             const num = parseInt(part);
@@ -526,4 +529,4 @@ function createConfigSection(section, map, network) {
 
 return baseclass.extend({
     createConfigSection
-}); 
\ No newline at end of file
+});
\ No newline at end of file
diff --git a/luci-app-podkop/po/ru/podkop.po b/luci-app-podkop/po/ru/podkop.po
index 84c6bf4..4da1f31 100644
--- a/luci-app-podkop/po/ru/podkop.po
+++ b/luci-app-podkop/po/ru/podkop.po
@@ -232,6 +232,9 @@ msgstr "Неверный формат URL. URL должен начинаться
 msgid "Invalid format. Use format: X.X.X.X or X.X.X.X/Y"
 msgstr "Неверный формат. Используйте формат: X.X.X.X или X.X.X.X/Y"
 
+msgid "IP address 0.0.0.0 is not allowed"
+msgstr "IP адрес не может быть 0.0.0.0"
+
 msgid "IP address parts must be between 0 and 255"
 msgstr "Части IP-адреса должны быть между 0 и 255"
 
diff --git a/luci-app-podkop/po/templates/podkop.pot b/luci-app-podkop/po/templates/podkop.pot
index 45f4fbb..99e4554 100644
--- a/luci-app-podkop/po/templates/podkop.pot
+++ b/luci-app-podkop/po/templates/podkop.pot
@@ -232,6 +232,9 @@ msgstr ""
 msgid "Invalid format. Use format: X.X.X.X or X.X.X.X/Y"
 msgstr ""
 
+msgid "IP address 0.0.0.0 is not allowed"
+msgstr ""
+
 msgid "IP address parts must be between 0 and 255"
 msgstr ""