diff --git a/lab/hardware/mgmt/fs/etc/dhcp/dhcpd.conf b/lab/hardware/mgmt/fs/etc/dhcp/dhcpd.conf
index ae8b6be6..957a6e86 100644
--- a/lab/hardware/mgmt/fs/etc/dhcp/dhcpd.conf
+++ b/lab/hardware/mgmt/fs/etc/dhcp/dhcpd.conf
@@ -118,11 +118,8 @@ host dh4dypimc {
     fixed-address 172.22.4.4;
 }
 
-
-
-
 # host dh3cn106 {
-#     hardware ethernet zzzzzzzzzzzzzz;
+#     hardware ethernet 40:60:5a:02:e0:6f;
 #     fixed-address 172.22.3.3;
 #     option bootfile-name "https://172.22.0.1/ztp/bootstrap";
 #     option default-url "http://172.22.0.1/ztp/image";