@@ -0,0 +1,177 @@
+package com.exalttech.trex.ui.models;%0A%0Apublic enum ConfigurationMode %7B%0A    L2(2), L3(3);%0A%0A    int layer;%0A%0A    ConfigurationMode(int layer) %7B%0A        this.layer = layer;%0A    %7D%0A%7D%0A

Add ConfigurationMode enum