EnGenius Technologies ENH500 Connect on Demand, Keep Alive, Get Automatically, From ISP

Connect on Demand	Select the Radio button to specify the maximum idle time. The
	Internet will disconnect when it reaches the maximum idle time;
	however, it will automatically connect when a client tries to access
	the network.
Keep Alive	Select the Radio button to keep internet connection always on.
	Specify the redial period for once the Internet connection is lost.
Get Automatically	Select the Radio button for the DNS servers to be obtained
From ISP	automatically from the DHCP server.
Use These DNS Servers	Select the Radio button for setup the Primary DNS and
	Secondary DNS servers manually.
Discard Ping on WAN	Place a check to Enable or Disable ping from WAN.
Accept / Cancel	Press Accept to confirm the changes or Cancel to return
	previous settings.

Accept does not apply the changes – you must go to Status -> Save / Load to apply the new settings. Please refer to Chapter 4.1 for more information.

If the router's MTU is set too high, downstream packets will be fragmented. If

the router's MTU is set too low, the router will fragment packets unnecessarily and, in extreme cases, may be unable to establish connections. In either case, network performance can suffer.