Add Ipv6 Option

meshtastic/config.proto

@@ -521,6 +521,11 @@ message Config {
      */
     uint32 enabled_protocols = 10;
 
+    /*
+     * Enable/Disable ipv6 support
+     */
+    bool ipv6_enabled = 11;
+
     /*
      * Available flags auxiliary network protocols
      */