diff --git a/board/czechlight/common/users b/board/czechlight/common/users
new file mode 100644
index 0000000..f5baa8d
--- /dev/null
+++ b/board/czechlight/common/users
@@ -0,0 +1 @@
+dwdm -1 optics -1 =dwdm /home/dwdm /bin/netconf-cli - Optical management