BESS also needs to know the gateway MAC address

Change-Id: I65cff8efe3d75280886cbb0d06f79f9e3bb80b6b
diff --git a/omec/omec-user-plane/Chart.yaml b/omec/omec-user-plane/Chart.yaml
index fd7c916..696c3cd 100644
--- a/omec/omec-user-plane/Chart.yaml
+++ b/omec/omec-user-plane/Chart.yaml
@@ -7,4 +7,4 @@
 name: omec-user-plane
 icon: https://guide.opencord.org/logos/cord.svg
 
-version: 0.4.2
+version: 0.4.3
diff --git a/omec/omec-user-plane/templates/statefulset-upf.yaml b/omec/omec-user-plane/templates/statefulset-upf.yaml
index f933a5f..ece74e5 100644
--- a/omec/omec-user-plane/templates/statefulset-upf.yaml
+++ b/omec/omec-user-plane/templates/statefulset-upf.yaml
@@ -199,8 +199,8 @@
         args:
           - |
             while true; do
-              arping -c 3 -A -I {{ index $accessConfig "ifname" }} {{ (split "/" .Values.config.upf.access.ip)._0 }}
-              arping -c 3 -A -I {{ index $coreConfig "ifname" }} {{ (split "/" .Values.config.upf.core.ip)._0 }}
+              arping -c 2 {{ .Values.config.upf.access.gateway }}
+              arping -c 2 {{ .Values.config.upf.core.gateway }}
               sleep {{ .Values.config.gratuitousArp.interval }}
             done
         resources: