Access to the internal functions can be controlled for each of the configuration services individually according to whether they are accessed from the local network, from remote networks, or from wireless LANs.
Access to the configuration can be allowed or denied in general, as purely read-only access or, if your model is so equipped, via VPN only.
To open the LANconfig configuration dialogs containing the access rights from the local network (LAN), from the WLAN or via remote networks (WAN), go to Device access and use the Access settings button. You then click on and select the appropriate interface:
in the section