diff --git a/impl/src/main/java/org/opencord/olt/impl/OsgiPropertyConstants.java b/impl/src/main/java/org/opencord/olt/impl/OsgiPropertyConstants.java
index 35095b6..089edbc 100644
--- a/impl/src/main/java/org/opencord/olt/impl/OsgiPropertyConstants.java
+++ b/impl/src/main/java/org/opencord/olt/impl/OsgiPropertyConstants.java
@@ -55,6 +55,9 @@
     public static final String ENABLE_EAPOL = "enableEapol";
     public static final boolean ENABLE_EAPOL_DEFAULT = true;
 
+    public static final String ENABLE_PPPOE_ON_NNI = "enablePppoeOnNni";
+    public static final boolean ENABLE_PPPOE_ON_NNI_DEFAULT = false;
+
     public static final String ENABLE_PPPOE = "enablePppoe";
     public static final boolean ENABLE_PPPOE_DEFAULT = false;