diff --git a/docs/QUICK_REFERENCE_FIELD_LOCK.md b/docs/QUICK_REFERENCE_FIELD_LOCK.md
index 05144428..fb68cc63 100644
--- a/docs/QUICK_REFERENCE_FIELD_LOCK.md
+++ b/docs/QUICK_REFERENCE_FIELD_LOCK.md
@@ -10,14 +10,19 @@ The device field lock/unlock system allows you to protect specific device fields
 
 These are the ONLY fields that can be locked:
 
-- devName - Device hostname/alias
-- devVendor - Device manufacturer
-- devFQDN - Fully qualified domain name
-- devSSID - WiFi network name
-- devParentMAC - Parent/gateway MAC
-- devParentPort - Parent device port
-- devParentRelType - Relationship type (e.g., "gateway")
-- devVlan - VLAN identifier
+- `devName` - Device hostname/alias
+- `devVendor` - Device manufacturer
+- `devSSID` - WiFi network name
+- `devParentMAC` - Parent/gateway MAC
+- `devParentPort` - Parent device port
+- `devParentRelType` - Relationship type (e.g., "gateway")
+- `devVlan` - VLAN identifier
+
+Additional fields that are tracked (and their source is dispalyed in the UI if available):
+
+- `devMac`
+- `devLastIP`
+- `devFQDN`
 
 ## Source Values Explained
 
diff --git a/front/deviceDetailsEdit.php b/front/deviceDetailsEdit.php
index 83bf43ec..2d0d2310 100755
--- a/front/deviceDetailsEdit.php
+++ b/front/deviceDetailsEdit.php
@@ -147,7 +147,7 @@ function getDeviceData() {
               },
               // Group for network details
               DevDetail_MainInfo_Network_Title: {
-                data: ["devParentMAC", "devParentRelType", "devParentPort", "devSSID", "devSite", "devSyncHubNode"],
+                data: ["devParentMAC", "devParentRelType", "devParentPort", "devSSID", "devSite", "devVlan", "devSyncHubNode"],
                 docs: "https://docs.netalertx.com/NETWORK_TREE",
                 iconClass: "fa fa-sitemap fa-rotate-270",
                 inputGroupClasses: "field-group network-group col-lg-4 col-sm-6 col-xs-12",