diff --git a/configs/itc/itc-mdf-a8360-sw1.cfg b/configs/itc/itc-mdf-a8360-sw1.cfg
index f7ef0fd..25b9479 100644
--- a/configs/itc/itc-mdf-a8360-sw1.cfg
+++ b/configs/itc/itc-mdf-a8360-sw1.cfg
@@ -360,11 +360,11 @@ interface vlan 30
     active-gateway ip mac 12:01:00:00:01:00
     active-gateway ip 10.2.30.1
     ip helper-address 10.1.40.20
-    ip helper-address 10.1.40.115
     ip helper-address 10.21.48.20
     ip ospf 1 area 0.0.0.201
     ip igmp enable
     ip pim-sparse enable
+    ip proxy-arp
 interface vlan 35
     ip address 10.2.35.2/24
     active-gateway ip mac 12:01:00:00:01:00