put kernel settings in /etc/sysctl.d/

roles/router/tasks/main.yml

@@ -44,10 +44,13 @@
 
 - name: Enable IP forwarding
   ansible.posix.sysctl:
-    name: net.ipv4.ip_forward
+    name: net.ipv4.conf.all.forwarding
     value: '1'
+    sysctl_file: /etc/sysctl.d/router.conf
+
 
 - name: Disable IPv6
   ansible.posix.sysctl:
     name: net.ipv6.conf.all.disable_ipv6
     value: '1'
+    sysctl_file: /etc/sysctl.d/router.conf