diff --git a/ofdpa/flows.py b/ofdpa/flows.py
index 00e8587..675b1f9 100755
--- a/ofdpa/flows.py
+++ b/ofdpa/flows.py
@@ -560,31 +560,30 @@
         intf_src_mac=[0x00, 0x00, 0x00, 0xcc, 0xcc, 0xcc]
         dst_mac=[0x00, 0x00, 0x00, 0x22, 0x22, 0x00]
         dip=0xc0a80001
-        index=1
+        #Hashes Test Name and uses it as id for installing unique groups
+        class_id=abs(hash(inspect.stack()[0][3])) % (256)
         ports = config["port_map"].keys()
         for port in ports:
             #add l2 interface group
+            id=port+class_id<<8
             vlan_id=port
             l2_gid, l2_msg = add_one_l2_interface_group(self.controller, port, vlan_id, True, True)
             dst_mac[5]=vlan_id
             #add MPLS interface group
-            mpls_gid, mpls_msg = add_mpls_intf_group(self.controller, l2_gid, dst_mac, intf_src_mac, vlan_id, port)
+            mpls_gid, mpls_msg = add_mpls_intf_group(self.controller, l2_gid, dst_mac, intf_src_mac, vlan_id, id)
             #add MPLS L3 VPN group
             mpls_label_gid, mpls_label_msg = add_mpls_label_group(self.controller, subtype=OFDPA_MPLS_GROUP_SUBTYPE_L3_VPN_LABEL,
-		     index=port, ref_gid= mpls_gid, push_mpls_header=True, set_mpls_label=port, set_bos=1, set_ttl=32)
-            ecmp_msg=add_l3_ecmp_group(self.controller, vlan_id, [mpls_label_gid])
+                index=id, ref_gid= mpls_gid, push_mpls_header=True, set_mpls_label=port, set_bos=1, set_ttl=32)
+            ecmp_msg=add_l3_ecmp_group(self.controller, id, [mpls_label_gid])
             do_barrier(self.controller)
             #add vlan flow table
-            add_one_vlan_table_flow(self.controller, port, vlan_id, vrf=2, flag=VLAN_TABLE_FLAG_ONLY_TAG)
+            add_one_vlan_table_flow(self.controller, port, vlan_id, vrf=0, flag=VLAN_TABLE_FLAG_ONLY_TAG)
             #add termination flow
             add_termination_flow(self.controller, port, 0x0800, intf_src_mac, vlan_id)
             #add routing flow
             dst_ip = dip + (vlan_id<<8)
             #add_unicast_routing_flow(self.controller, 0x0800, dst_ip, 0, mpls_label_gid, vrf=2)
-            add_unicast_routing_flow(self.controller, 0x0800, dst_ip, 0xffffff00, ecmp_msg.group_id, vrf=2)
-            #add entries in the Bridging table to avoid packet-in from mac learning
-            group_id = encode_l2_interface_group_id(vlan_id, port)
-            add_bridge_flow(self.controller, dst_mac, vlan_id, group_id, True)
+            add_unicast_routing_flow(self.controller, 0x0800, dst_ip, 0xffffff00, ecmp_msg.group_id, vrf=0)
 
         do_barrier(self.controller)