diff --git a/charts/container-storage-modules/values.yaml b/charts/container-storage-modules/values.yaml
index f13add48..c99d142d 100644
--- a/charts/container-storage-modules/values.yaml
+++ b/charts/container-storage-modules/values.yaml
@@ -338,6 +338,7 @@ csi-vxflexos:
   storageCapacity:
     enabled: true
   enableQuota: false
+  externalAccess:
   monitor:
     enabled: false
   vgsnapshotter:
diff --git a/charts/csi-vxflexos/templates/controller.yaml b/charts/csi-vxflexos/templates/controller.yaml
index 62f7ec68..d308cc00 100644
--- a/charts/csi-vxflexos/templates/controller.yaml
+++ b/charts/csi-vxflexos/templates/controller.yaml
@@ -428,6 +428,8 @@ spec:
               value: "{{ .Values.enableQuota }}"
             {{- end }}
             {{- end }}
+            - name: X_CSI_POWERFLEX_EXTERNAL_ACCESS
+              value: {{ .Values.externalAccess }}
           volumeMounts:
             - name: socket-dir
               mountPath: /var/run/csi
@@ -470,4 +472,4 @@ spec:
                     - key: cert-{{ $e }}
                       path: cert-{{ $e }}
 {{- end }}
-{{- end }}
\ No newline at end of file
+{{- end }}
diff --git a/charts/csi-vxflexos/values.yaml b/charts/csi-vxflexos/values.yaml
index b8e8ebcf..a5cae4fa 100644
--- a/charts/csi-vxflexos/values.yaml
+++ b/charts/csi-vxflexos/values.yaml
@@ -59,6 +59,11 @@ defaultFsType: ext4
 # Default value: None
 imagePullPolicy: IfNotPresent
 
+# externalAccess: allows to specify additional entries for hostAccess of NFS volumes. Both single IP address and subnet are valid entries.
+# Allowed Values: x.x.x.x/xx or x.x.x.x
+# Default Value: None
+externalAccess:
+
 # enableQuota: a boolean that, when enabled, will set quota limit for a newly provisioned NFS volume.
 # Allowed values:
 #   true: set quota for volume
@@ -353,4 +358,4 @@ authorization:
   #   "true" - TLS certificate verification will be skipped
   #   "false" - TLS certificate will be verified 
   # Default value: "true" 
-  skipCertificateValidation: true
\ No newline at end of file
+  skipCertificateValidation: true