diff --git a/router/config/new-config.boot b/router/config/new-config.boot
index 3620a6e..8af2c8d 100644
--- a/router/config/new-config.boot
+++ b/router/config/new-config.boot
@@ -95,12 +95,14 @@ interfaces {
         }
     }
     ethernet eth4 {
-        address dhcp
         hw-id 00:15:17:b8:dc:2b
         offload {
             sg
             tso
         }
+        vif 201 {
+            address dhcp
+        }
     }
     loopback lo {
     }
@@ -120,7 +122,7 @@ interfaces {
         mtu 1492
         no-default-route
         no-peer-dns
-        source-interface eth4
+        source-interface eth4.201
     }
 }
 nat {
@@ -277,4 +279,4 @@ system {
         }
     }
     time-zone America/Los_Angeles
-}
\ No newline at end of file
+}