diff --git a/xos-profiles/ponsim-pod/tosca/030-fabric.yaml b/xos-profiles/ponsim-pod/tosca/030-fabric.yaml
index 9259a34..40b3334 100644
--- a/xos-profiles/ponsim-pod/tosca/030-fabric.yaml
+++ b/xos-profiles/ponsim-pod/tosca/030-fabric.yaml
@@ -19,6 +19,7 @@
   - custom_types/switchport.yaml
   - custom_types/portinterface.yaml
   - custom_types/bngportmapping.yaml
+  - custom_types/serviceinstanceattribute.yaml
 
 description: Configures the Ponsim SEBA POD with AT&T workflow
 
@@ -52,7 +53,6 @@
       type: tosca.nodes.SwitchPort
       properties:
         portId: 1
-        host_learning: false
       requirements:
         - switch:
             node: switch#leaf_1
@@ -65,3 +65,20 @@
       properties:
         s_tag: "any"
         switch_port: 1
+
+    # DHCP L2 Relay config
+    dhcpl2relay-config-attr:
+      type: tosca.nodes.ServiceInstanceAttribute
+      properties:
+        name: /onos/v1/network/configuration/apps/org.opencord.dhcpl2relay
+        value: >
+          {
+            "dhcpl2relay" : {
+              "useOltUplinkForServerPktInOut" : false,
+              "dhcpServerConnectPoints" : [ "of:0000000000000001/1" ]
+            }
+          }
+      requirements:
+        - service_instance:
+            node: onos_app#dhcpl2relay
+            relationship: tosca.relationships.BelongsToOne
\ No newline at end of file