Draytek 200 manual Access Control, Policy

Session Timeout	Set the maximum time of service provided before
	re-authentication. Set to zero to perform another
	authentication immediately after the first authentication has
	successfully completed. (The unit is second.)
Idle Timeout	Set the maximum time that a wireless device may remain
	idle. (The unit is second.)

4.6.4 Access Control

For additional security of wireless access, the Access Control facility allows you to restrict the network access right by controlling the wireless LAN MAC address of client. Only the valid MAC address that has been configured can access the wireless LAN interface. By clicking the Access Control, a new web page will appear, as depicted below, so that you could edit the clients' MAC addresses to control their access rights (deny or allow).

Policy	Select to enable any one of the following policy or disable
	the policy. Choose Activate MAC address filter to type in
	the MAC addresses for other clients in the network
	manually. Choose Isolate WLAN from LAN will separate
	all the WLAN stations from LAN based on the MAC
	Address list.

MAC Address Filter	Display all MAC addresses that are edited before.
Client’s MAC Address	Manually enter the MAC address of wireless client.
Add	Add a new MAC address into the list.
Delete	Delete the selected MAC address in the list.
Edit	Edit the selected MAC address in the list.
Cancel	Give up the access control set up.

104 VigorFly 200 Series User’s Guide